# Relationship history for MSHA mine 4609301

Current hierarchy: **Alpha Metallurgical Resources Inc → Brooks Run South Mining, LLC → Still Run 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:** Alpha Natural Resources, Inc. → Still Run No 3; 2003-02-01 to 2016-07-25; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Natural Resources, Inc. → Still Run No 3; 2004-09-21 to 2016-07-25; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Natural Resources, Inc. → Still Run No 3; 2007-06-30 to 2016-07-25; source msha-controller-operator-history
- **operator_operates_mine:** Riverside Energy Company, LLC → Still Run No 3; 2008-08-07 to 2010-11-17; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Natural Resources, Inc. → Riverside Energy Company, LLC; 2008-08-07 to 2010-11-17; source msha-controller-operator-history
- **operator_operates_mine:** Brooks Run Mining Co., LLC → Still Run No 3; 2010-11-18 to 2014-01-19; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Natural Resources, Inc. → Brooks Run Mining Co., LLC; 2010-11-18 to 2014-01-19; source msha-controller-operator-history
- **operator_operates_mine:** Brooks Run South Mining, LLC → Still Run No 3; 2014-01-20 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Natural Resources, Inc. → Brooks Run South Mining, LLC; 2014-01-20 to 2016-07-25; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Natural Resources Holdings, Inc → Still Run 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 Co., LLC; 2016-07-26 to 2014-01-19; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Natural Resources Holdings, Inc → Still Run No 3; 2016-07-26 to 2018-11-08; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Natural Resources Holdings, Inc → Brooks Run South Mining, LLC; 2016-07-26 to 2018-11-08; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Natural Resources Holdings, Inc → Still Run No 3; 2016-07-26 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Natural Resources Holdings, Inc → Riverside Energy Company, LLC; 2016-07-26 to 2010-11-17; source msha-controller-operator-history
- **controller_controls_mine:** Pristine Clean Energy LLC → Still Run No 3; 2017-10-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Pristine Clean Energy LLC → Brooks Run Mining Co., LLC; 2017-10-05 to 2014-01-19; source msha-controller-operator-history
- **controller_controls_mine:** Alpha Metallurgical Resources Inc → Still Run No 3; 2018-11-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Alpha Metallurgical Resources Inc → Brooks Run South Mining, LLC; 2018-11-09 to current/open; source msha-controller-operator-history