# Relationship history for MSHA mine 1519451

Current hierarchy: **Jeffery A  Hoops → Revelation Energy, LLC → S-9 Findlay Br**

- 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:** Lexington Coal Company LLC → S-9 Findlay Br; 2004-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jeffery A  Hoops → S-9 Findlay Br; 2009-05-08 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** LCC Kentucky LLC → S-9 Findlay Br; 2009-12-15 to 2012-01-26; source msha-controller-operator-history
- **controller_controls_operator:** Lexington Coal Company LLC → LCC Kentucky LLC; 2009-12-15 to 2012-01-26; source msha-controller-operator-history
- **operator_operates_mine:** Revelation Energy, LLC → S-9 Findlay Br; 2012-01-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jeffery A  Hoops → Revelation Energy, LLC; 2012-01-27 to current/open; source msha-controller-operator-history