# Relationship history for MSHA mine 4406239

Current hierarchy: **Robert E  Murray → Consolidation Coal Company → Greasy Creek Mine**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **controller_controls_mine:** CONSOL Energy Inc → Greasy Creek Mine; 1950-01-01 to 2013-12-04; source msha-controller-operator-history
- **controller_controls_mine:** Roy L  McCoy et al → Greasy Creek Mine; 1976-10-20 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** G & A Coal Company Inc → Greasy Creek Mine; 1985-08-01 to 1987-11-08; source msha-controller-operator-history
- **controller_controls_operator:** Roy L  McCoy et al → G & A Coal Company Inc; 1985-08-01 to 1987-11-08; source msha-controller-operator-history
- **controller_controls_mine:** Richard F  Baugh → Greasy Creek Mine; 2000-08-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Consolidation Coal Company → Greasy Creek Mine; 2000-08-22 to 2001-03-22; source msha-controller-operator-history
- **controller_controls_operator:** CONSOL Energy Inc → Consolidation Coal Company; 2000-08-22 to 2001-03-22; source msha-controller-operator-history
- **operator_operates_mine:** Corbadd Inc → Greasy Creek Mine; 2001-03-23 to 2002-09-23; source msha-controller-operator-history
- **controller_controls_operator:** Richard F  Baugh → Corbadd Inc; 2001-03-23 to 2002-09-23; source msha-controller-operator-history
- **controller_controls_mine:** Dick J  Plaster → Greasy Creek Mine; 2002-05-23 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Harvest-Time Coal, Inc. → Greasy Creek Mine; 2002-09-24 to 2004-12-06; source msha-controller-operator-history
- **controller_controls_operator:** Dick J  Plaster → Harvest-Time Coal, Inc.; 2002-09-24 to 2004-12-06; source msha-controller-operator-history
- **controller_controls_mine:** O A  Stump Jr et al → Greasy Creek Mine; 2004-04-13 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Double A Mining, Inc. → Greasy Creek Mine; 2004-12-07 to 2005-10-13; source msha-controller-operator-history
- **controller_controls_operator:** O A  Stump Jr et al → Double A Mining, Inc.; 2004-12-07 to 2005-10-13; source msha-controller-operator-history
- **operator_operates_mine:** VanDyke Mining, Inc. → Greasy Creek Mine; 2005-10-14 to 2006-06-27; source msha-controller-operator-history
- **controller_controls_mine:** Kres B  VanDyke → Greasy Creek Mine; 2005-10-14 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Kres B  VanDyke → VanDyke Mining, Inc.; 2005-10-14 to 2006-06-27; source msha-controller-operator-history
- **operator_operates_mine:** Consolidation Coal Company → Greasy Creek Mine; 2006-06-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** CONSOL Energy Inc → Consolidation Coal Company; 2006-06-28 to 2013-12-04; source msha-controller-operator-history
- **controller_controls_mine:** Robert E  Murray → Greasy Creek Mine; 2013-12-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Robert E  Murray → Consolidation Coal Company; 2013-12-05 to 2001-03-22; source msha-controller-operator-history
- **controller_controls_operator:** Robert E  Murray → Consolidation Coal Company; 2013-12-05 to current/open; source msha-controller-operator-history