# Relationship history for MSHA mine 1518995

Current hierarchy: **Brent E  Reed → J R Mining → Auger #1**

- 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

- **controller_controls_mine:** Brent E  Reed → Auger #1; 2002-03-06 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** J R Mining → Auger #1; 2006-05-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Brent E  Reed → J R Mining; 2006-05-10 to current/open; source msha-controller-operator-history