| 
                        R-34043-8-O
                     | 
                    9217 JV-P POQUITO | 
                    
                        CAPRITO (DELAWARE MIDDLE) (15499380)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        6
                     | 
                
                
                    | 
                        P-9009010-8-O
                     | 
                    BLOCK 31 UNIT | 
                    
                        BLOCK 31 (QUEEN) (9358910)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-38805-8-O
                     | 
                    CIMAREX UNIVERSITY "18-31" | 
                    
                        TWO GEORGES (BONE SPRING) (92100050)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-39240-8-O
                     | 
                    CIMAREX UNIVERSITY "20-12B" | 
                    
                        TWO GEORGES (BONE SPRING) (92100050)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-39558-8-O
                     | 
                    CIMAREX UNIVERSITY 20-1 | 
                    
                        TWO GEORGES (BONE SPRING) (92100050)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-38577-8-O
                     | 
                    CIMAREX UNIVERSITY 20-44 | 
                    
                        TWO GEORGES (BONE SPRING) (92100050)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-22037-7C-O
                     | 
                    HELLFIRE EAST C | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-875651-7C-O
                     | 
                    HELLFIRE EAST C | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-22131-7C-O
                     | 
                    HELLFIRE EAST D | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-22956-7C-O
                     | 
                    HELLFIRE EAST E | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-22957-7C-O
                     | 
                    HELLFIRE EAST F | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        P-875618-7C-O
                     | 
                    HELLFIRE WEST A | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-22134-7C-O
                     | 
                    HELLFIRE WEST B | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-22968-7C-O
                     | 
                    HELLFIRE WEST C | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-22936-7C-O
                     | 
                    HELLFIRE WEST D | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-767511-8-O
                     | 
                    HIGH BAR UNIVERSITY UNIT | 
                    
                        THREE BAR WICHITA (89690750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-770592-8-O
                     | 
                    HIGH BAR UNIVERSITY UNIT | 
                    
                        MARTIN (ELLENBURGER) (57774332)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-20377-8-O
                     | 
                    NORTH MCELROY UNIT | 
                    
                        MCELROY (59337001)
                     | 
                    
                        KINDER MORGAN PRODUCTION CO LLC (0000463316) | 
                    
                        1103
                     | 
                
                
                    | 
                        P-9296750-8-O
                     | 
                    NORTH MCELROY UNIT | 
                    
                        MCELROY (59337001)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-9331480-8-O
                     | 
                    NORTH MCELROY UNIT | 
                    
                        MCELROY (59337001)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-766107-8-O
                     | 
                    POWER BAR UNIVERSITY "30-31" UNIT | 
                    
                        THREE BAR WICHITA (89690750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-766109-8-O
                     | 
                    POWER BAR UNIVERSITY "30-31" UNIT | 
                    
                        THREE BAR WICHITA (89690750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-45075-8-O
                     | 
                    POWER BAR UNIVERSITY 30-31 UNIT | 
                    
                        THREE BAR WICHITA (89690750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-20587-8-O
                     | 
                    SHAFTER LAKE SAN ANDRES UNIT | 
                    
                        SHAFTER LAKE (SAN ANDRES) (82570500)
                     | 
                    
                        HILCORP ENERGY COMPANY (0000386310) | 
                    
                        11
                     | 
                
                
                    | 
                        R-21773-7C-O
                     | 
                    SIDEWINDER A | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-873910-7C-O
                     | 
                    SIDEWINDER A | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-21708-7C-O
                     | 
                    SIDEWINDER B | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-22230-7C-O
                     | 
                    SIDEWINDER C | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-22234-7C-O
                     | 
                    SIDEWINDER D | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-22231-7C-O
                     | 
                    SIDEWINDER E | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-22233-7C-O
                     | 
                    SIDEWINDER F | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-26055-8-O
                     | 
                    STATE GAS UNIT -B- | 
                    
                        CAPRITO (DELAWARE MIDDLE) (15499380)
                     | 
                    
                        JETTA OPERATING COMPANY, INC. (0000432283) | 
                    
                        8
                     | 
                
                
                    | 
                        P-9008540-8-O
                     | 
                    State of Texas "AE" | 
                    
                        MAGUTEX (ATOKA) (56822050)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-26265-8-O
                     | 
                    STATE OF TEXAS "DC" | 
                    
                        WAR-WINK, S. (WOLFCAMP) (95129600)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-9264970-8-O
                     | 
                    STATE OF TEXAS "DC" | 
                    
                        CAPRITO (WOLFCAMP) (15499850)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-9264980-8-O
                     | 
                    STATE OF TEXAS "DL" | 
                    
                        CAPRITO (WOLFCAMP) (15499850)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-15057-8-O
                     | 
                    STATE OF TEXAS "DW" | 
                    
                        DUNE (26538001)
                     | 
                    
                        FORMENTERA OPERATIONS LLC (0000276959) | 
                    
                        20
                     | 
                
                
                    | 
                        R-15047-8-O
                     | 
                    STATE OF TEXAS -DV- | 
                    
                        DUNE (26538001)
                     | 
                    
                        FORMENTERA OPERATIONS LLC (0000276959) | 
                    
                        8
                     | 
                
                
                    | 
                        R-18118-8-O
                     | 
                    STATE OF TEXAS -DX- | 
                    
                        UNIVERSITY WADDELL (DEVONIAN) (92618125)
                     | 
                    
                        FORMENTERA OPERATIONS LLC (0000276959) | 
                    
                        6
                     | 
                
                
                    | 
                        P-763397-8-O
                     | 
                    THREE BAR SAN ANDRES | 
                    
                        THREE BAR (SAN ANDRES) (89690500)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-791902-8-O
                     | 
                    THREE BAR SHALLOW UNIT | 
                    
                        THREE BAR WICHITA (89690750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-791912-8-O
                     | 
                    THREE BAR SHALLOW UNIT | 
                    
                        THREE BAR WICHITA (89690750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-791920-8-O
                     | 
                    THREE BAR SHALLOW UNIT | 
                    
                        THREE BAR WICHITA (89690750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-791929-8-O
                     | 
                    THREE BAR SHALLOW UNIT | 
                    
                        THREE BAR WICHITA (89690750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-801683-8-O
                     | 
                    THREE BAR SHALLOW UNIT | 
                    
                        THREE BAR WICHITA (89690750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-801686-8-O
                     | 
                    THREE BAR SHALLOW UNIT | 
                    
                        THREE BAR WICHITA (89690750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-9186750-8-O
                     | 
                    THREE BAR SHALLOW UNIT | 
                    
                        THREE BAR WICHITA (89690750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-9240090-8-O
                     | 
                    THREE BAR SHALLOW UNIT | 
                    
                        THREE BAR WICHITA (89690750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-6783-8-O
                     | 
                    THREE BAR UNIT | 
                    
                        THREE BAR (DEVONIAN) (89690250)
                     | 
                    
                        HILCORP ENERGY COMPANY (0000386310) | 
                    
                        75
                     | 
                
                
                    | 
                        R-291468-8-G
                     | 
                    UL "20-44" CATALINA | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-51497-8-O
                     | 
                    UL "21" BIGHORN D 21-31-19 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-903016-8-O
                     | 
                    UL 18 33-32A | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-903017-8-O
                     | 
                    UL 18 33-32B | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-903018-8-O
                     | 
                    UL 18 33-32C | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-903019-8-O
                     | 
                    UL 18 33-32D | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-903020-8-O
                     | 
                    UL 18 33-32E | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-903021-8-O
                     | 
                    UL 18 33-32F | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-904096-8-O
                     | 
                    UL 18 BENNY WEST A | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-903701-8-O
                     | 
                    UL 18 BENNY WEST B | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-903703-8-O
                     | 
                    UL 18 BENNY WEST C | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-903704-8-O
                     | 
                    UL 18 BENNY WEST D | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-904097-8-O
                     | 
                    UL 18 BENNY WEST E | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-903706-8-O
                     | 
                    UL 18 BENNY WEST F | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-48896-8-O
                     | 
                    UL 18 DYK | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        P-904701-8-O
                     | 
                    UL 18 WILD THING EAST G | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-904702-8-O
                     | 
                    UL 18 WILD THING EAST H | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-904703-8-O
                     | 
                    UL 18 WILD THING EAST I | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-904704-8-O
                     | 
                    UL 18 WILD THING EAST J | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-904705-8-O
                     | 
                    UL 18 WILD THING EAST K | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-904707-8-O
                     | 
                    UL 18 WILD THING EAST L | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-904708-8-O
                     | 
                    UL 18 WILD THING WEST A | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-904709-8-O
                     | 
                    UL 18 WILD THING WEST B | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-904710-8-O
                     | 
                    UL 18 WILD THING WEST C | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-904711-8-O
                     | 
                    UL 18 WILD THING WEST D | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-904712-8-O
                     | 
                    UL 18 WILD THING WEST E | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-904713-8-O
                     | 
                    UL 18 WILD THING WEST F | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-48623-8-O
                     | 
                    UL 20 FLATHEAD | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        4
                     | 
                
                
                    | 
                        P-907657-8-O
                     | 
                    UL 20 PITCHFORK W 26-35B | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-907658-8-O
                     | 
                    UL 20 PITCHFORK W 26-35C | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-905098-8-O
                     | 
                    UL 20 PITCHFORK W 26-35D | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-49103-8-O
                     | 
                    UL 20 SUNLIGHT | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-58326-8-O
                     | 
                    UL 20 SUNLIGHT | 
                    
                        TWO GEORGES (BONE SPRING) (92100050)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-49659-8-O
                     | 
                    UL 20 TENSLEEP | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-53176-8-O
                     | 
                    UL 20-44 CATALINA | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-48511-8-O
                     | 
                    UL 21 PAHASKA | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-57779-8-O
                     | 
                    UL 21 STAMPEDE | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-49015-8-O
                     | 
                    UL 21 YELLOWTAIL | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        3
                     | 
                
                
                    | 
                        P-874487-8-O
                     | 
                    UL 21 YELLOWTAIL | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-874490-8-O
                     | 
                    UL 21 YELLOWTAIL | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-59244-8-O
                     | 
                    UL BENNY EAST 18-29-30 TB | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-59321-8-O
                     | 
                    UL BENNY EAST 18-29-30 WA | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-59258-8-O
                     | 
                    UL BENNY EAST 18-29-30 WB | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-879744-8-O
                     | 
                    UL BENNY EAST 18-29-30 WC | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-874284-8-O
                     | 
                    UL BENNY WEST 18-28-30 TB | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-874286-8-O
                     | 
                    UL BENNY WEST 18-28-30 WA | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-874283-8-O
                     | 
                    UL BENNY WEST 18-28-30 WB | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-47974-8-O
                     | 
                    UL BIGHORN A "21-30-19" | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-294732-8-G
                     | 
                    UL BIGHORN B 21-30-19 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-53656-8-O
                     | 
                    UL BIGHORN C 21-30-19 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-53663-8-O
                     | 
                    UL BIGHORN I 21-30-19 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-53664-8-O
                     | 
                    UL BIGHORN J 21-30-19 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-53665-8-O
                     | 
                    UL BIGHORN K 21-30-19 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-53667-8-O
                     | 
                    UL BIGHORN M 21-30-19 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-53691-8-O
                     | 
                    UL BIGHORN N 21-30-19 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-53666-8-O
                     | 
                    UL BIGHORN O 21-30-19 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-900049-8-O
                     | 
                    UL GENE PARMESAN A10 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-896467-8-O
                     | 
                    UL GENE PARMESAN A1 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-896468-8-O
                     | 
                    UL GENE PARMESAN A2 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-896469-8-O
                     | 
                    UL GENE PARMESAN A2 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-896470-8-O
                     | 
                    UL GENE PARMESAN A3 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-896471-8-O
                     | 
                    UL GENE PARMESAN A4 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-896472-8-O
                     | 
                    UL GENE PARMESAN A5 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-896473-8-O
                     | 
                    UL GENE PARMESAN A6 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-900046-8-O
                     | 
                    UL GENE PARMESAN A7 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-900047-8-O
                     | 
                    UL GENE PARMESAN A8 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-900048-8-O
                     | 
                    UL GENE PARMESAN A9 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-58182-8-O
                     | 
                    UL GILLETTE EAST 20-37-36 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        3
                     | 
                
                
                    | 
                        P-871555-8-O
                     | 
                    UL GILLETTE EAST 20-37-36 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-57652-8-O
                     | 
                    UL GILLETTE EAST | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-877816-8-O
                     | 
                    UL GOODMAN 20-23-14 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-57385-8-O
                     | 
                    UL JEFF EAST A 17-27-5 WA | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-57424-8-O
                     | 
                    UL JEFF EAST B 17-27-5 WB | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-57425-8-O
                     | 
                    UL JEFF EAST C 17-27-5 TB | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-57396-8-O
                     | 
                    UL JEFF EAST D 17-27-5 WB | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-874320-8-O
                     | 
                    UL JEFF EAST NORTH E 17-27-5 TB | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-874322-8-O
                     | 
                    UL JEFF EAST NORTH F 17-27-5 WB | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-874333-8-O
                     | 
                    UL JEFF EAST NORTH G 17-27-5 WA | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-874334-8-O
                     | 
                    UL JEFF EAST NORTH H 17-27-5 WC | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-875333-8-O
                     | 
                    UL JEFF WEST NORTH A 18-21-12 WA | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-875335-8-O
                     | 
                    UL JEFF WEST NORTH B 18-21-12 WC | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-875336-8-O
                     | 
                    UL JEFF WEST NORTH C 18-21-12 TB | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-882877-8-O
                     | 
                    UL JEFF WEST NORTH D 18-21-12 WB | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-52346-8-O
                     | 
                    UL KERWIN A 18-12 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-58001-8-O
                     | 
                    UL PAHASKA 21-6 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        6
                     | 
                
                
                    | 
                        R-51848-8-O
                     | 
                    UL PITCHFORK B 20-35-26 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-57299-8-O
                     | 
                    UL PITCHFORK EAST 20-23-26 WA | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-57293-8-O
                     | 
                    UL PITCHFORK EAST 20-23-35 WB | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-874124-8-O
                     | 
                    UL PITCHFORK WEST C 20-26 TB | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-858951-8-O
                     | 
                    UL RATTLE BUCK E 18-6-4 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-53990-8-O
                     | 
                    UL RATTLESNAKE A 18-5-6 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-55557-8-O
                     | 
                    UL ROY A 17-35-13 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-55474-8-O
                     | 
                    UL ROY B 17-35-13 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-55475-8-O
                     | 
                    UL ROY C 17-35-13 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-294733-8-G
                     | 
                    UL ROY E 18-4-13 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-55476-8-O
                     | 
                    UL ROY F 18-4-13 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-55527-8-O
                     | 
                    UL ROY G 18-4-13 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-55546-8-O
                     | 
                    UL ROY H 18-4-13 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-874094-8-O
                     | 
                    UL SLEEPING GIANT A 20-14-13 WC | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-874098-8-O
                     | 
                    UL SLEEPING GIANT B 20-14-13 WC | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-49873-8-O
                     | 
                    UL SUGARLOAF "20-48" | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-55863-8-O
                     | 
                    UL SUGARLOAF 20-37 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-896140-8-O
                     | 
                    UL SUGARLOAF A1 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-896244-8-O
                     | 
                    UL SUGARLOAF A2 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-896245-8-O
                     | 
                    UL SUGARLOAF A3 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-896246-8-O
                     | 
                    UL SUGARLOAF A4 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-896247-8-O
                     | 
                    UL SUGARLOAF A5 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-52919-8-O
                     | 
                    UL SUGARLOAF B "18-8-37" | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-53342-8-O
                     | 
                    UL SUGARLOAF C 20-37-48 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-294731-8-G
                     | 
                    UL SUGARLOAF D 20-37-48 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-53441-8-O
                     | 
                    UL SUGARLOAF E 20-37-48 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-56749-8-O
                     | 
                    UL YELLOWTAIL B 21-29-17 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-56750-8-O
                     | 
                    UL YELLOWTAIL C 21-29-17 TB | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-58183-8-O
                     | 
                    UL YELLOWTAIL D 21-29-17 TB | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-58157-8-O
                     | 
                    UL YELLOWTAIL EAST I 21-29-17 WA | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-58223-8-O
                     | 
                    UL YELLOWTAIL EAST J 21-29-17 TB | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-58452-8-O
                     | 
                    UL YELLOWTAIL EAST K 21-29-17 WB | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-58453-8-O
                     | 
                    UL YELLOWTAIL EAST L 21-29-17 TB | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-876948-8-O
                     | 
                    UL YELLOWTAIL F 21-29-17 TB | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-58285-8-O
                     | 
                    UL YELLOWTAIL WEST E 21-29-17 WB | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-58184-8-O
                     | 
                    UL YELLOWTAIL WEST G 21-29-17 WA | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-58307-8-O
                     | 
                    UL YELLOWTAIL WEST H 21-29-17 WB | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-158998-7C-G
                     | 
                    UNIV "F" | 
                    
                        GRIERSON SPRING (STRAWN) (36953500)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-31651-8-O
                     | 
                    UNIVERSITY - BQ | 
                    
                        MCFARLAND, S. (WOLFCAMP) (59424600)
                     | 
                    
                        HILCORP ENERGY COMPANY (0000386310) | 
                    
                        2
                     | 
                
                
                    | 
                        R-52232-8-O
                     | 
                    UNIVERSITY "12-18" | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-14885-7C-O
                     | 
                    UNIVERSITY "13" | 
                    
                        BENEDUM (FUSSELMAN) (7109500)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-805295-8-O
                     | 
                    UNIVERSITY "16 C" | 
                    
                        SAND HILLS (WICHITA ALBANY,S.) (80473819)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-8701-7C-O
                     | 
                    UNIVERSITY "17" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        CIVITAS PERMIAN OPERATING, LLC (0000101577) | 
                    
                        11
                     | 
                
                
                    | 
                        R-28842-8-O
                     | 
                    UNIVERSITY "1805" | 
                    
                        WAR-WINK, S. (WOLFCAMP) (95129600)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-39337-8-O
                     | 
                    UNIVERSITY "18-18" | 
                    
                        TWO GEORGES (BONE SPRING) (92100050)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-25071-8-O
                     | 
                    UNIVERSITY "18-19" | 
                    
                        WAR-WINK, S. (WOLFCAMP) (95129600)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-25946-8-O
                     | 
                    UNIVERSITY "18-19" | 
                    
                        WAR-WINK, S. (WOLFCAMP) (95129600)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-25369-8-O
                     | 
                    UNIVERSITY "18-20" | 
                    
                        WAR-WINK, S. (WOLFCAMP) (95129600)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-26163-8-O
                     | 
                    UNIVERSITY "18-4" | 
                    
                        WAR-WINK, S. (WOLFCAMP) (95129600)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-27773-8-O
                     | 
                    UNIVERSITY "18-6" | 
                    
                        BLOCK 6, NE (SILURIAN) (9175500)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-53448-8-O
                     | 
                    UNIVERSITY "18-6" | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-11979-7C-O
                     | 
                    UNIVERSITY "2" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-37830-8-O
                     | 
                    UNIVERSITY "20-11A" | 
                    
                        BLOCK 20 (BONE SPRING) (9316050)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-38952-8-O
                     | 
                    UNIVERSITY "20-12A" | 
                    
                        BLOCK 20 (BONE SPRING) (9316050)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-38369-8-O
                     | 
                    UNIVERSITY "20-13A" | 
                    
                        BLOCK 20 (BONE SPRING) (9316050)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-25021-8-O
                     | 
                    UNIVERSITY "20-18" | 
                    
                        WAR-WINK, S. (WOLFCAMP) (95129600)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        5
                     | 
                
                
                    | 
                        R-35852-8-O
                     | 
                    UNIVERSITY "20-18W" | 
                    
                        TWO GEORGES (BONE SPRING) (92100050)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-24358-8-O
                     | 
                    UNIVERSITY "21-18" | 
                    
                        WAR-WINK, S. (WOLFCAMP) (95129600)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-39270-8-O
                     | 
                    UNIVERSITY "22-18 B" | 
                    
                        WAR-WINK, S. (WOLFCAMP) (95129600)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-9217760-7C-O
                     | 
                    UNIVERSITY "2-23" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-9211650-7C-O
                     | 
                    UNIVERSITY "2-26" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-15416-7C-O
                     | 
                    UNIVERSITY "23" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        6
                     | 
                
                
                    | 
                        R-18898-7C-O
                     | 
                    UNIVERSITY "2303 W" HZ UNIT | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        4
                     | 
                
                
                    | 
                        R-16158-7C-O
                     | 
                    UNIVERSITY "23B" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-16159-7C-O
                     | 
                    UNIVERSITY "23C" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-16160-7C-O
                     | 
                    UNIVERSITY "23D" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-15417-7C-O
                     | 
                    UNIVERSITY "24" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        8
                     | 
                
                
                    | 
                        R-21057-7C-O
                     | 
                    UNIVERSITY "2404" EAST A | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-21084-7C-O
                     | 
                    UNIVERSITY "2404" EAST C | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        P-854992-7C-O
                     | 
                    UNIVERSITY "2404" EAST D | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-838150-7C-O
                     | 
                    UNIVERSITY "2404" EAST | 
                    
                        SPRABERRY (TREND AREA) (08) (85280300)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-838152-7C-O
                     | 
                    UNIVERSITY "2404" EAST | 
                    
                        SPRABERRY (TREND AREA) (08) (85280300)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-18899-7C-O
                     | 
                    UNIVERSITY "2404" HZ UNIT | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        4
                     | 
                
                
                    | 
                        R-16161-7C-O
                     | 
                    UNIVERSITY "24B" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-16162-7C-O
                     | 
                    UNIVERSITY "24C" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-16163-7C-O
                     | 
                    UNIVERSITY "24D" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-15418-7C-O
                     | 
                    UNIVERSITY "25" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        6
                     | 
                
                
                    | 
                        R-18877-7C-O
                     | 
                    UNIVERSITY "2505" HZ UNIT | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        4
                     | 
                
                
                    | 
                        R-18914-7C-O
                     | 
                    UNIVERSITY "2536" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-16165-7C-O
                     | 
                    UNIVERSITY "25B" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-16164-7C-O
                     | 
                    UNIVERSITY "25C" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-282134-7C-G
                     | 
                    UNIVERSITY "25C" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-20205-7C-O
                     | 
                    UNIVERSITY "25W" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        6
                     | 
                
                
                    | 
                        R-44125-8-O
                     | 
                    UNIVERSITY "26-20" | 
                    
                        WOLFBONE (TREND AREA) (98359800)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-16170-7C-O
                     | 
                    UNIVERSITY "26D" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        DE IV OPERATING, LLC (0000100168) | 
                    
                        2
                     | 
                
                
                    | 
                        P-797904-7C-O
                     | 
                    UNIVERSITY "27-34" | 
                    
                        LIN (WOLFCAMP) (53613750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-797905-7C-O
                     | 
                    UNIVERSITY "27-34" | 
                    
                        LIN (WOLFCAMP) (53613750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-808387-7C-O
                     | 
                    UNIVERSITY "27-34" | 
                    
                        LIN (WOLFCAMP) (53613750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-808436-7C-O
                     | 
                    UNIVERSITY "27-34" | 
                    
                        LIN (WOLFCAMP) (53613750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-808495-7C-O
                     | 
                    UNIVERSITY "27-34" | 
                    
                        LIN (WOLFCAMP) (53613750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-809222-7C-O
                     | 
                    UNIVERSITY "27-34" | 
                    
                        LIN (WOLFCAMP) (53613750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-24902-8-O
                     | 
                    UNIVERSITY "28-18" | 
                    
                        WAR-WINK, S. (WOLFCAMP) (95129600)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        P-9068300-8-O
                     | 
                    UNIVERSITY "3" | 
                    
                        WAR-WINK (CHERRY CANYON) (95122200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-26570-8-O
                     | 
                    UNIVERSITY "32-18" | 
                    
                        WAR-WINK, S. (WOLFCAMP) (95129600)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        5
                     | 
                
                
                    | 
                        R-27077-8-O
                     | 
                    UNIVERSITY "35" | 
                    
                        BLOCK 31 (DEVONIAN) (9358450)
                     | 
                    
                        FORMENTERA OPERATIONS LLC (0000276959) | 
                    
                        4
                     | 
                
                
                    | 
                        R-35871-8-O
                     | 
                    UNIVERSITY "38" | 
                    
                        BLOCK 6, NE (SILURIAN) (9175500)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-767801-8-O
                     | 
                    UNIVERSITY "38" | 
                    
                        BLOCK 31 (DEVONIAN) (9358450)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-16166-7C-O
                     | 
                    UNIVERSITY "3B" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-16167-7C-O
                     | 
                    UNIVERSITY "3C" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-762423-7C-O
                     | 
                    UNIVERSITY "4-29" | 
                    
                        SHEEP MOUNTAIN (CONSOLIDATED)            (82857300)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-18434-7C-O
                     | 
                    UNIVERSITY "4-30" | 
                    
                        SHEEP MOUNTAIN (CONSOLIDATED)            (82857300)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-20917-7C-O
                     | 
                    UNIVERSITY "4-30" | 
                    
                        BLOCK 4 (DEVONIAN) (9144200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-808885-8-O
                     | 
                    UNIVERSITY "44" | 
                    
                        BLOCK 31, NW. (WOLFCAMP) (9362750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-150467-7C-G
                     | 
                    UNIVERSITY "5" | 
                    
                        GRIERSON SPRING (DEVONIAN) (36953100)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-168690-7C-G
                     | 
                    UNIVERSITY "5" | 
                    
                        GRIERSON SPRING (STRAWN) (36953500)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-18493-7C-O
                     | 
                    UNIVERSITY "5" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-18494-7C-O
                     | 
                    UNIVERSITY "5A" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-16987-7C-O
                     | 
                    UNIVERSITY "6-17" | 
                    
                        GRIERSON SPRING (STRAWN) (36953500)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-14632-7C-O
                     | 
                    UNIVERSITY "6-18W" | 
                    
                        AMIET (STRAWN) (2350600)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-162917-7C-G
                     | 
                    UNIVERSITY "6-7" | 
                    
                        GRIERSON SPRING (STRAWN) (36953500)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-164408-7C-G
                     | 
                    UNIVERSITY "6-7W" | 
                    
                        GRIERSON SPRING (STRAWN) (36953500)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-166708-7C-G
                     | 
                    UNIVERSITY "6-7W" | 
                    
                        GRIERSON SPRING (STRAWN) (36953500)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-159463-7C-G
                     | 
                    UNIVERSITY "6-A" | 
                    
                        GRIERSON SPRING (STRAWN) (36953500)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-16156-7C-O
                     | 
                    UNIVERSITY "6D" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-164681-7C-G
                     | 
                    UNIVERSITY "7-6S" | 
                    
                        GRIERSON SPRING (STRAWN) (36953500)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-166704-7C-G
                     | 
                    UNIVERSITY "7-6S" | 
                    
                        GRIERSON SPRING (STRAWN) (36953500)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-36895-8-O
                     | 
                    UNIVERSITY "AD" | 
                    
                        THREE BAR WICHITA (89690750)
                     | 
                    
                        HILCORP ENERGY COMPANY (0000386310) | 
                    
                        3
                     | 
                
                
                    | 
                        R-12469-7C-O
                     | 
                    UNIVERSITY "BL" | 
                    
                        BIG LAKE (ELLENBURGER) (7919249)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-18734-7C-G
                     | 
                    UNIVERSITY "BL" | 
                    
                        BIG LAKE (STRAWN) (7919747)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-238400-7C-G
                     | 
                    UNIVERSITY "BL" | 
                    
                        BIG LAKE (STRAWN) (7919747)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-8762-8-O
                     | 
                    UNIVERSITY "BR" | 
                    
                        MCFARLAND (WOLFCAMP) (59419830)
                     | 
                    
                        HILCORP ENERGY COMPANY (0000386310) | 
                    
                        6
                     | 
                
                
                    | 
                        R-115464-8-G
                     | 
                    UNIVERSITY "C" | 
                    
                        PUTNAM, NORTH (YATES) (73512500)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-120129-8-G
                     | 
                    UNIVERSITY "C" | 
                    
                        PUTNAM (WICHITA-ALBANY) (73507600)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-30780-8-O
                     | 
                    UNIVERSITY "CF" | 
                    
                        MCFARLAND, S. (WOLFCAMP) (59424600)
                     | 
                    
                        HILCORP ENERGY COMPANY (0000386310) | 
                    
                        4
                     | 
                
                
                    | 
                        R-33811-8-O
                     | 
                    UNIVERSITY "CF" | 
                    
                        MCFARLAND S. (WOLFCAMP LOWER) (59424610)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        P-9008640-8-O
                     | 
                    UNIVERSITY "CG" | 
                    
                        MCFARLAND, S. (WOLFCAMP) (59424600)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-31607-8-O
                     | 
                    UNIVERSITY "CI" | 
                    
                        MCFARLAND, S. (WOLFCAMP) (59424600)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-11876-8-O
                     | 
                    UNIVERSITY "CK" | 
                    
                        MEANS, EAST (STRAWN) (60138500)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        4
                     | 
                
                
                    | 
                        R-23258-8-O
                     | 
                    UNIVERSITY "ES" | 
                    
                        BLOCK 6, NE (SILURIAN) (9175500)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        3
                     | 
                
                
                    | 
                        R-49780-8-O
                     | 
                    UNIVERSITY "EX" SWD | 
                    
                        BLOCK 6, NE (SILURIAN) (9175500)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-23942-8-O
                     | 
                    UNIVERSITY "EX" | 
                    
                        BLOCK 6, NE (SILURIAN) (9175500)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-118580-7C-G
                     | 
                    UNIVERSITY "F" | 
                    
                        GRIERSON SPRING (STRAWN) (36953500)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-159000-7C-G
                     | 
                    UNIVERSITY "F" | 
                    
                        GRIERSON SPRING (STRAWN) (36953500)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-165099-7C-G
                     | 
                    UNIVERSITY "F" | 
                    
                        GRIERSON SPRING (STRAWN) (36953500)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-37577-8-O
                     | 
                    UNIVERSITY "H" | 
                    
                        THREE BAR WICHITA (89690750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-20693-8-O
                     | 
                    UNIVERSITY "M" | 
                    
                        MCELROY (59337001)
                     | 
                    
                        FORMENTERA OPERATIONS LLC (0000276959) | 
                    
                        13
                     | 
                
                
                    | 
                        R-32821-8-O
                     | 
                    UNIVERSITY "O" | 
                    
                        BLOCK 31, EAST (ATOKA) (9359250)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-34655-8-O
                     | 
                    UNIVERSITY 11 SEC 1 | 
                    
                        MARTIN (MONTOYA) (57774539)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-37540-8-O
                     | 
                    UNIVERSITY 11-A | 
                    
                        THREE BAR WICHITA (89690750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-37733-8-O
                     | 
                    UNIVERSITY 12-18 | 
                    
                        QUITO, E. (BELL CANYON 5275) (73927333)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-45782-8-O
                     | 
                    UNIVERSITY 18-22 B | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-138951-8-G
                     | 
                    UNIVERSITY 18-29 GAS UNIT | 
                    
                        QUITO, E. (ATOKA) (73927306)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-39556-8-O
                     | 
                    UNIVERSITY 20-26 | 
                    
                        TWO GEORGES (BONE SPRING) (92100050)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-37751-8-O
                     | 
                    UNIVERSITY 21-18 | 
                    
                        QUITO, E. (BELL CANYON 5275) (73927333)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-37856-8-O
                     | 
                    UNIVERSITY 21-18 | 
                    
                        QUITO, EAST (CHERRY CANYON) (73927345)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-18900-7C-O
                     | 
                    UNIVERSITY 2303 E HZ UNIT | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        4
                     | 
                
                
                    | 
                        P-861538-7C-O
                     | 
                    UNIVERSITY 2606 A | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-19048-7C-O
                     | 
                    UNIVERSITY 31 TAYLOR DRAW | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-27691-8-O
                     | 
                    UNIVERSITY 38 "A" | 
                    
                        BLOCK 31 (DEVONIAN) (9358450)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        P-9047410-8-O
                     | 
                    UNIVERSITY 38 "B" | 
                    
                        BLOCK 31 (ATOKA 7900) (9358090)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-18512-7C-O
                     | 
                    UNIVERSITY 4 TAYLOR DRAW | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        3
                     | 
                
                
                    | 
                        R-46502-8-O
                     | 
                    UNIVERSITY 44 | 
                    
                        BLOCK 31 (ATOKA 7900) (9358090)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-45869-8-O
                     | 
                    UNIVERSITY 45 | 
                    
                        BLOCK 31 (ATOKA 7900) (9358090)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-52360-8-O
                     | 
                    UNIVERSITY A "12-18" | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        P-788516-8-O
                     | 
                    UNIVERSITY BAR "36" | 
                    
                        THREE BAR WICHITA (89690750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-788518-8-O
                     | 
                    UNIVERSITY BAR "36" | 
                    
                        THREE BAR WICHITA (89690750)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-34161-8-O
                     | 
                    UNIVERSITY BB | 
                    
                        WILDCAT (7C) (16001)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-37422-8-O
                     | 
                    UNIVERSITY BQ | 
                    
                        MEANS (60137001)
                     | 
                    
                        HILCORP ENERGY COMPANY (0000386310) | 
                    
                        9
                     | 
                
                
                    | 
                        R-11514-8-O
                     | 
                    UNIVERSITY -BR- | 
                    
                        MCFARLAND (PENNSYLVANIAN) (59419498)
                     | 
                    
                        HILCORP ENERGY COMPANY (0000386310) | 
                    
                        4
                     | 
                
                
                    | 
                        R-9477-8-O
                     | 
                    UNIVERSITY -CF- | 
                    
                        MEANS (60137001)
                     | 
                    
                        HILCORP ENERGY COMPANY (0000386310) | 
                    
                        11
                     | 
                
                
                    | 
                        R-37994-8-O
                     | 
                    UNIVERSITY CI | 
                    
                        MEANS (60137001)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-45500-8-O
                     | 
                    UNIVERSITY CI | 
                    
                        MAGUTEX (BARNETT) (56822085)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-766488-8-O
                     | 
                    UNIVERSITY DEVONIAN "16" | 
                    
                        BLOCK 31 (DEVONIAN) (9358450)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-801673-8-O
                     | 
                    UNIVERSITY LANDS "19" | 
                    
                        DUNE (26538001)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-801855-8-O
                     | 
                    UNIVERSITY LANDS "19" | 
                    
                        DUNE (26538001)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-802764-8-O
                     | 
                    UNIVERSITY LANDS "30" | 
                    
                        DUNE (26538001)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-9004600-8-O
                     | 
                    UNIVERSITY LANDS "42" | 
                    
                        DUNE (26538001)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-23956-8-O
                     | 
                    UNIVERSITY LANDS "BB" | 
                    
                        WAR-WINK, W. (WOLFCAMP) (95130900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        6
                     | 
                
                
                    | 
                        R-39986-8-O
                     | 
                    UNIVERSITY LANDS "BB" | 
                    
                        PYOTE BAY BRUSHY CANYON (73575200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-9022230-8-O
                     | 
                    UNIVERSITY LANDS | 
                    
                        WILDCAT (08) (18001)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-803257-7C-O
                     | 
                    UNIVERSITY OPAL | 
                    
                        WILDCAT (7C) (16001)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-25096-8-O
                     | 
                    UNIVERSITY -P- | 
                    
                        WAR-WINK, S. (WOLFCAMP) (95129600)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        4
                     | 
                
                
                    | 
                        P-768992-8-O
                     | 
                    UNIVERSITY PENN "6" | 
                    
                        BLOCK 31, W. (PENN) (9363755)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-46923-8-O
                     | 
                    UNIVERSITY PENN "7" | 
                    
                        BLOCK 31 (PENN. 7620) (9358900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-768845-8-O
                     | 
                    UNIVERSITY PENN 16 | 
                    
                        BLOCK 31, W. (PENN) (9363755)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-46869-8-O
                     | 
                    UNIVERSITY PENN 7 | 
                    
                        BLOCK 31 (CLEARFORK) (9358180)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-155473-8-G
                     | 
                    UNIVERSITY S.B. 18-32 | 
                    
                        QUITO, EAST (CHERRY CANYON) (73927345)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-20692-8-O
                     | 
                    UNIVERSITY WADDELL DEVONIAN UNIT | 
                    
                        UNIVERSITY WADDELL (DEVONIAN) (92618125)
                     | 
                    
                        FORMENTERA OPERATIONS LLC (0000276959) | 
                    
                        37
                     | 
                
                
                    | 
                        R-12586-7C-O
                     | 
                    UNIVERSITY | 
                    
                        BIG LAKE (ELLENBURGER) (7919249)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        9
                     | 
                
                
                    | 
                        R-13313-7C-O
                     | 
                    UNIVERSITY | 
                    
                        BIG LAKE (FUSSELMAN) (7919415)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-18732-7C-G
                     | 
                    UNIVERSITY | 
                    
                        BIG LAKE (STRAWN) (7919747)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-228-7C-O
                     | 
                    UNIVERSITY | 
                    
                        BIG LAKE (7919001)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        182
                     | 
                
                
                    | 
                        R-4420-7C-O
                     | 
                    UNIVERSITY | 
                    
                        BIG LAKE (SPRABERRY) (7919664)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        8
                     | 
                
                
                    | 
                        R-27008-8-O
                     | 
                    U-TEX 82686 | 
                    
                        WAR-WINK, S. (WOLFCAMP) (95129600)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        P-877953-8-O
                     | 
                    WAR WINK UNIVERSITY 18-34-33 | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-21027-7C-O
                     | 
                    WARHEAD "0405" A | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        3
                     | 
                
                
                    | 
                        R-21096-7C-O
                     | 
                    WARHEAD "0405" B | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-20996-7C-O
                     | 
                    WARHEAD "0405" C | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-20993-7C-O
                     | 
                    WARHEAD "0405" D | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-20999-7C-O
                     | 
                    WARHEAD "0405" D | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-21132-7C-O
                     | 
                    WARHEAD "0405" E | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     | 
                
                
                    | 
                        R-35705-8-O
                     | 
                    WARWINK UNIVERSITY "18-25" A | 
                    
                        WAR-WINK, W. (WOLFCAMP) (95130900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-35640-8-O
                     | 
                    Warwink University "18-26" A | 
                    
                        WAR-WINK, W. (WOLFCAMP) (95130900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-50948-8-O
                     | 
                    WARWINK UNIVERSITY "18-33" B | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        4
                     | 
                
                
                    | 
                        R-35136-8-O
                     | 
                    WARWINK UNIVERSITY "18-34" -A- | 
                    
                        WAR-WINK, W. (WOLFCAMP) (95130900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        4
                     | 
                
                
                    | 
                        R-35475-8-O
                     | 
                    WARWINK UNIVERSITY "18-34" B | 
                    
                        WAR-WINK, W. (WOLFCAMP) (95130900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        4
                     | 
                
                
                    | 
                        R-50949-8-O
                     | 
                    WARWINK UNIVERSITY "18-34" B | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        4
                     | 
                
                
                    | 
                        R-50422-8-O
                     | 
                    WARWINK UNIVERSITY "18-34-33" | 
                    
                        PHANTOM (WOLFCAMP) (71052900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-35670-8-O
                     | 
                    WARWINK UNIVERSITY "18-35" B | 
                    
                        WAR-WINK, W. (WOLFCAMP) (95130900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        3
                     | 
                
                
                    | 
                        R-35905-8-O
                     | 
                    WARWINK UNIVERSITY "18-37" A | 
                    
                        WAR-WINK (CHERRY CANYON) (95122200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        1
                     | 
                
                
                    | 
                        R-35349-8-O
                     | 
                    WARWINK UNIVERSITY 18-33 "A" | 
                    
                        WAR-WINK, W. (WOLFCAMP) (95130900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        4
                     | 
                
                
                    | 
                        R-35304-8-O
                     | 
                    WARWINK UNIVERSITY 18-33 "B" | 
                    
                        WAR-WINK, W. (WOLFCAMP) (95130900)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        4
                     | 
                
                
                    | 
                        R-16171-7C-O
                     | 
                    WEST TEXON UNIVERSITY "17" | 
                    
                        SPRABERRY (TREND AREA) (7C) (85279200)
                     | 
                    
                        APACHE CORPORATION (0000027200) | 
                    
                        2
                     |