# Relationship history for MSHA mine 4602828

Current hierarchy: **Core Natural Resources Inc → CONSOL Mining Company LLC → Turkey Gap Impoundment/Refuse Area**

- 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:** Consolidation Coal Company → Turkey Gap Impoundment/Refuse Area; 1950-01-01 to 2013-12-05; source msha-controller-operator-history
- **controller_controls_mine:** CONSOL Energy Inc → Turkey Gap Impoundment/Refuse Area; 1950-01-01 to 2013-12-04; source msha-controller-operator-history
- **controller_controls_operator:** CONSOL Energy Inc → Consolidation Coal Company; 1950-01-01 to 2013-12-04; source msha-controller-operator-history
- **controller_controls_mine:** Robert E  Murray → Turkey Gap Impoundment/Refuse Area; 2013-12-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Robert E  Murray → Consolidation Coal Company; 2013-12-05 to 2013-12-05; source msha-controller-operator-history
- **operator_operates_mine:** CONSOL Mining Company LLC → Turkey Gap Impoundment/Refuse Area; 2013-12-06 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** CONSOL Energy Inc → Turkey Gap Impoundment/Refuse Area; 2013-12-06 to 2025-01-13; source msha-controller-operator-history
- **controller_controls_operator:** CONSOL Energy Inc → CONSOL Mining Company LLC; 2013-12-06 to 2025-01-13; source msha-controller-operator-history
- **controller_controls_mine:** Core Natural Resources Inc → Turkey Gap Impoundment/Refuse Area; 2025-01-14 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Core Natural Resources Inc → CONSOL Mining Company LLC; 2025-01-14 to current/open; source msha-controller-operator-history