# Relationship history for MSHA mine 1517120

Current hierarchy: **Yatesville Coal Holdings Inc → Genesis Coal Corporation → #2**

- 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:** Dianna  Meade → #2; 1987-11-09 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Cherokee Coal Company Inc → #2; 1991-09-01 to 1992-09-29; source msha-controller-operator-history
- **controller_controls_mine:** Jody  Samons → #2; 1991-09-01 to 1992-09-29; source msha-controller-operator-history
- **controller_controls_operator:** Jody  Samons → Cherokee Coal Company Inc; 1991-09-01 to 1992-09-29; source msha-controller-operator-history
- **operator_operates_mine:** M & D Coal Company Inc → #2; 1992-09-30 to 2006-04-17; source msha-controller-operator-history
- **controller_controls_operator:** Dianna  Meade → M & D Coal Company Inc; 1992-09-30 to 2006-04-17; source msha-controller-operator-history
- **controller_controls_mine:** Jerry  Tackett → #2; 2005-12-19 to 2008-06-30; source msha-controller-operator-history
- **operator_operates_mine:** Genesis Coal Corporation → #2; 2006-04-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jerry  Tackett → Genesis Coal Corporation; 2006-04-18 to 2008-06-30; source msha-controller-operator-history
- **controller_controls_mine:** Yatesville Coal Holdings Inc → #2; 2008-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Yatesville Coal Holdings Inc → Genesis Coal Corporation; 2008-07-01 to current/open; source msha-controller-operator-history