# Relationship history for MSHA mine 1516011

Current hierarchy: **Alpha Natural Resources, Inc. → Panther Mining LLC → Mine #4**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **controller_controls_mine:** Ashland Inc et al → Mine #4; 1984-10-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Arch Of Kentucky → Mine #4; 1987-04-01 to 1991-12-25; source msha-controller-operator-history
- **controller_controls_operator:** Ashland Inc et al → Arch Of Kentucky; 1987-04-01 to 1991-12-25; source msha-controller-operator-history
- **controller_controls_mine:** Fugate Charles → Mine #4; 1991-12-01 to 1992-08-13; source msha-controller-operator-history
- **operator_operates_mine:** Stillhouse Mining Inc → Mine #4; 1991-12-26 to 1992-08-13; source msha-controller-operator-history
- **controller_controls_operator:** Fugate Charles → Stillhouse Mining Inc; 1991-12-26 to 1992-08-13; source msha-controller-operator-history
- **operator_operates_mine:** Arch Of Kentucky → Mine #4; 1992-08-14 to 2000-05-14; source msha-controller-operator-history
- **controller_controls_operator:** Ashland Inc et al → Arch Of Kentucky; 1992-08-14 to 2000-05-14; source msha-controller-operator-history
- **controller_controls_mine:** Cumberland Resources Corporation → Mine #4; 1999-09-01 to 2010-04-18; source msha-controller-operator-history
- **operator_operates_mine:** Highlands Mining & Processing Company Inc → Mine #4; 2000-05-15 to 2005-09-29; source msha-controller-operator-history
- **controller_controls_mine:** Charles  Stump → Mine #4; 2000-05-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Charles  Stump → Highlands Mining & Processing Company Inc; 2000-05-15 to 2005-09-29; source msha-controller-operator-history
- **operator_operates_mine:** Panther Mining, LLC → Mine #4; 2005-09-30 to 2006-01-24; source msha-controller-operator-history
- **controller_controls_operator:** Cumberland Resources Corporation → Panther Mining, LLC; 2005-09-30 to 2006-01-24; source msha-controller-operator-history
- **operator_operates_mine:** Orion Resources Inc. → Mine #4; 2006-01-25 to 2007-11-21; source msha-controller-operator-history
- **controller_controls_mine:** Ralph  Napier et al → Mine #4; 2006-01-25 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ralph  Napier et al → Orion Resources Inc.; 2006-01-25 to 2007-11-21; source msha-controller-operator-history
- **controller_controls_operator:** John D  North et al → Orion Resources Inc.; 2006-01-25 to 2007-11-21; source msha-controller-operator-history
- **operator_operates_mine:** Panther Mining LLC → Mine #4; 2007-11-22 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Cumberland Resources Corporation → Panther Mining LLC; 2007-11-22 to 2010-04-18; source msha-controller-operator-history
- **controller_controls_mine:** Massey Energy Company → Mine #4; 2010-04-19 to 2011-05-31; source msha-controller-operator-history
- **controller_controls_operator:** Massey Energy Company → Panther Mining, LLC; 2010-04-19 to 2006-01-24; source msha-controller-operator-history
- **controller_controls_operator:** Massey Energy Company → Panther Mining LLC; 2010-04-19 to 2011-05-31; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Natural Resources, Inc. → Mine #4; 2011-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Natural Resources, Inc. → Panther Mining, LLC; 2011-06-01 to 2006-01-24; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Natural Resources, Inc. → Panther Mining LLC; 2011-06-01 to current/open; source msha-controller-operator-history