# Relationship history for MSHA mine 4404683

Current hierarchy: **Matney Harvey & Eddie → Middle Creek Coal Corp → No 14**

- 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:** Lynn Coal Company Inc → No 14; 1977-04-01 to 1984-02-08; source msha-controller-operator-history
- **controller_controls_mine:** Mc Clanahan Donald Keith → No 14; 1977-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Mc Clanahan Donald Keith → Lynn Coal Company Inc; 1977-04-01 to 1984-02-08; source msha-controller-operator-history
- **controller_controls_mine:** Matney Harvey & Eddie → No 14; 1984-01-03 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Middle Creek Coal Corp → No 14; 1984-02-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Matney Harvey & Eddie → Middle Creek Coal Corp; 1984-02-09 to current/open; source msha-controller-operator-history