# Relationship history for MSHA mine 1201753

Current hierarchy: **Benefiel Phil Jr → Cousins Coal Company Inc → Little Car-Buck**

- 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:** Benefiel Phil Jr → Little Car-Buck; 1978-07-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Cousins Coal Company Inc → Little Car-Buck; 1979-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Benefiel Phil Jr → Cousins Coal Company Inc; 1979-10-01 to current/open; source msha-controller-operator-history