# Relationship history for MSHA mine 4103488

Current hierarchy: **Idlett Gerald → Gerald Idlett → Gerald Idlett Pit**

- 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:** Idlett Gerald → Gerald Idlett Pit; 1987-06-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Gerald Idlett → Gerald Idlett Pit; 1987-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Idlett Gerald → Gerald Idlett; 1987-10-01 to current/open; source msha-controller-operator-history