# Relationship history for MSHA mine 4606072

Current hierarchy: **Mc Kinney Charles W → Faye Coal Company Inc → #21**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **controller_controls_mine:** James C  Justice II et al → #21; 1975-06-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Burk Creek Coal Company → #21; 1979-10-01 to 1984-06-07; source msha-controller-operator-history
- **controller_controls_operator:** James C  Justice II et al → Burk Creek Coal Company; 1979-10-01 to 1984-06-07; source msha-controller-operator-history
- **operator_operates_mine:** Burk Creek Coal Company Inc → #21; 1984-06-08 to 1987-05-03; source msha-controller-operator-history
- **controller_controls_mine:** Larry A  Lough et al → #21; 1984-06-08 to 1987-05-03; source msha-controller-operator-history
- **controller_controls_operator:** Larry A  Lough et al → Burk Creek Coal Company Inc; 1984-06-08 to 1987-05-03; source msha-controller-operator-history
- **controller_controls_mine:** Mc Kinney Charles W → #21; 1987-01-26 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Faye Coal Company Inc → #21; 1987-05-04 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Mc Kinney Charles W → Faye Coal Company Inc; 1987-05-04 to current/open; source msha-controller-operator-history