# Relationship history for MSHA mine 2402810

Current hierarchy: **Glen (OJ)  Mortensen Jr → Whiskey Bent, Inc. → Bowman Ranch 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:** Whiskey Bent, Inc. → Bowman Ranch Pit; 2024-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Glen (OJ)  Mortensen Jr → Bowman Ranch Pit; 2024-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Glen (OJ)  Mortensen Jr → Whiskey Bent, Inc.; 2024-10-01 to current/open; source msha-controller-operator-history