# Relationship history for MSHA mine 1601619

Current hierarchy: **Glenn  Lege → GLENN LEGE CONSTRUCTION → LA 82 / Verot 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:** GLENN LEGE CONSTRUCTION → LA 82 / Verot Pit; 2025-02-13 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Glenn  Lege → LA 82 / Verot Pit; 2025-02-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Glenn  Lege → GLENN LEGE CONSTRUCTION; 2025-02-13 to current/open; source msha-controller-operator-history