# Relationship history for MSHA mine 4606043

Current hierarchy: **Pristine Clean Energy LLC → Brooks Run  Mining Company LLC → Mine No 3**

- 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:** Sunoco, Inc. → Mine No 3; 1979-09-27 to 1992-02-27; source msha-controller-operator-history
- **controller_controls_mine:** El Paso Energy Corp → Mine No 3; 1979-10-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Oneida Coal Company Inc → Mine No 3; 1980-04-01 to 1992-02-27; source msha-controller-operator-history
- **controller_controls_operator:** Sunoco, Inc. → Oneida Coal Company Inc; 1980-04-01 to 1992-02-27; source msha-controller-operator-history
- **operator_operates_mine:** Oneida Coal Company Inc → Mine No 3; 1992-02-28 to 1999-09-28; source msha-controller-operator-history
- **controller_controls_mine:** Robert E  Murray → Mine No 3; 1992-02-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Robert E  Murray → Oneida Coal Company Inc; 1992-02-28 to 1999-09-28; source msha-controller-operator-history
- **operator_operates_mine:** Coastal Coal-West Virginia, LLC → Mine No 3; 1999-09-29 to 2003-02-27; source msha-controller-operator-history
- **controller_controls_operator:** El Paso Energy Corp → Coastal Coal-West Virginia, LLC; 1999-09-29 to 2003-02-27; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Natural Resources, Inc. → Mine No 3; 2003-02-01 to 2016-07-25; source msha-controller-operator-history
- **operator_operates_mine:** Brooks Run  Mining Company LLC → Mine No 3; 2003-02-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Natural Resources, Inc. → Brooks Run  Mining Company LLC; 2003-02-28 to 2016-07-25; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Natural Resources Holdings, Inc → Mine No 3; 2016-07-26 to 2017-10-04; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Natural Resources Holdings, Inc → Brooks Run  Mining Company LLC; 2016-07-26 to 2017-10-04; source msha-controller-operator-history
- **controller_controls_mine:** Pristine Clean Energy LLC → Mine No 3; 2017-10-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Pristine Clean Energy LLC → Brooks Run  Mining Company LLC; 2017-10-05 to current/open; source msha-controller-operator-history