# Relationship history for MSHA mine 4404147

Current hierarchy: **(Harold) Lynn  Keene; Larry  Stinson → Rocklick Mining Corp → Rocklick 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

- **operator_operates_mine:** H & M Coal Company → Rocklick Mine No 3; 1975-08-11 to 1976-06-27; source msha-controller-operator-history
- **controller_controls_mine:** Mullins Clell → Rocklick Mine No 3; 1975-08-11 to 1976-06-27; source msha-controller-operator-history
- **controller_controls_operator:** Mullins Clell → H & M Coal Company; 1975-08-11 to 1976-06-27; source msha-controller-operator-history
- **operator_operates_mine:** S M A Coal Company Inc → Rocklick Mine No 3; 1976-06-28 to 1982-07-11; source msha-controller-operator-history
- **controller_controls_mine:** Davis James-James Mc Vey Et Al → Rocklick Mine No 3; 1976-06-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Davis James-James Mc Vey Et Al → S M A Coal Company Inc; 1976-06-28 to 1982-07-11; source msha-controller-operator-history
- **controller_controls_mine:** Larry  Stinson et al → Rocklick Mine No 3; 1982-04-05 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Rocklick Mining Corp → Rocklick Mine No 3; 1982-07-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Larry  Stinson et al → Rocklick Mining Corp; 1982-07-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** (Harold) Lynn  Keene et al → Rocklick Mining Corp; 1982-07-12 to current/open; source msha-controller-operator-history