# Relationship history for MSHA mine 1519161

Current hierarchy: **Jeffery A  Hoops → Blackjewel L.L.C. → S-28 Lewis Creek**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **controller_controls_mine:** James River Coal Company → S-28 Lewis Creek; 2006-01-30 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** James River Coal Service Company → S-28 Lewis Creek; 2007-11-08 to 2015-11-16; source msha-controller-operator-history
- **controller_controls_operator:** James River Coal Company → James River Coal Service Company; 2007-11-08 to 2015-11-16; source msha-controller-operator-history
- **controller_controls_mine:** Jeffery A  Hoops → S-28 Lewis Creek; 2009-05-08 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Blackjewel L.L.C. → S-28 Lewis Creek; 2015-11-17 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jeffery A  Hoops → Blackjewel L.L.C.; 2015-11-17 to current/open; source msha-controller-operator-history