# Relationship history for MSHA mine 1518595

Current hierarchy: **Stewart H  Ashton III → Red Bird Coal LLC → Red Bird Coal #1**

- 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

- **operator_operates_mine:** COAL RIDGE MINING, LLC → Red Bird Coal #1; 2002-12-06 to 2008-05-27; source msha-controller-operator-history
- **controller_controls_mine:** Douglas K  Tackett et al → Red Bird Coal #1; 2002-12-06 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Douglas K  Tackett et al → COAL RIDGE MINING, LLC; 2002-12-06 to 2008-05-27; source msha-controller-operator-history
- **controller_controls_operator:** James R  Mitchell et al → COAL RIDGE MINING, LLC; 2002-12-06 to 2008-05-27; source msha-controller-operator-history
- **controller_controls_mine:** Bee  Handshoe → Red Bird Coal #1; 2008-03-03 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Black Spade Mining Inc → Red Bird Coal #1; 2008-05-28 to 2009-10-20; source msha-controller-operator-history
- **controller_controls_mine:** Clyde D  Fields → Red Bird Coal #1; 2008-05-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Clyde D  Fields → Black Spade Mining Inc; 2008-05-28 to 2009-10-20; source msha-controller-operator-history
- **controller_controls_mine:** Eddie  Lawson → Red Bird Coal #1; 2009-09-25 to 2010-11-15; source msha-controller-operator-history
- **operator_operates_mine:** B & K Coal Inc → Red Bird Coal #1; 2009-10-21 to 2010-06-15; source msha-controller-operator-history
- **controller_controls_operator:** Bee  Handshoe → B & K Coal Inc; 2009-10-21 to 2010-06-15; source msha-controller-operator-history
- **operator_operates_mine:** Red Bird Coal LLC → Red Bird Coal #1; 2010-06-16 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Eddie  Lawson → Red Bird Coal LLC; 2010-06-16 to 2010-11-15; source msha-controller-operator-history
- **controller_controls_mine:** Stewart H  Ashton III → Red Bird Coal #1; 2010-11-16 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Stewart H  Ashton III → Red Bird Coal LLC; 2010-11-16 to current/open; source msha-controller-operator-history