# Relationship history for MSHA mine 4605260

Current hierarchy: **James F  Vance; Thurl D  Vance → Southern Coal & Trucking Inc → Cove Creek**

- 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:** Pittston Company → Cove Creek; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Ranger Fuel Corp → Cove Creek; 1976-08-01 to 1978-12-31; source msha-controller-operator-history
- **controller_controls_operator:** Pittston Company → Ranger Fuel Corp; 1976-08-01 to 1978-12-31; source msha-controller-operator-history
- **operator_operates_mine:** War Eagle Coals Inc → Cove Creek; 1979-01-01 to 1983-07-06; source msha-controller-operator-history
- **controller_controls_mine:** Pack Bill → Cove Creek; 1979-01-01 to 1983-07-06; source msha-controller-operator-history
- **controller_controls_operator:** Pack Bill → War Eagle Coals Inc; 1979-01-01 to 1983-07-06; source msha-controller-operator-history
- **operator_operates_mine:** Southern Coal & Trucking Inc → Cove Creek; 1983-07-07 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** James F  Vance et al → Cove Creek; 1983-07-07 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James F  Vance et al → Southern Coal & Trucking Inc; 1983-07-07 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Thurl D  Vance et al → Southern Coal & Trucking Inc; 1983-07-07 to current/open; source msha-controller-operator-history