# Relationship history for MSHA mine 1002361

Current hierarchy: **Molly E Taylor → Gem Rock & Trkng → Success 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: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **operator_operates_mine:** Gem Rock & Trkng → Success Pit; 2024-04-02 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Molly E Taylor → Success Pit; 2024-04-02 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Molly E Taylor → Gem Rock & Trkng; 2024-04-02 to current/open; source msha-controller-operator-history