# Relationship history for MSHA mine 3605493

Current hierarchy: **James W.  Reese → Philip Reese Coal Company Inc → Reese No 1 & 2 Strip**

- 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

- **operator_operates_mine:** Philip Reese Coal Company Inc → Reese No 1 & 2 Strip; 1975-03-15 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Philip  Reese → Reese No 1 & 2 Strip; 1975-03-15 to 2013-12-15; source msha-controller-operator-history
- **controller_controls_operator:** Philip  Reese → Philip Reese Coal Company Inc; 1975-03-15 to 2013-12-15; source msha-controller-operator-history
- **controller_controls_mine:** James W.  Reese → Reese No 1 & 2 Strip; 2013-12-16 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James W.  Reese → Philip Reese Coal Company Inc; 2013-12-16 to current/open; source msha-controller-operator-history