# Relationship history for MSHA mine 4608782

Current hierarchy: **Patriot Coal Corporation → Eastern Associated Coal Corp → Cow Creek Overland Belt**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-18T09:31:49.615908+00:00

## Valid-time edges

- **controller_controls_mine:** Peabody Energy Corporation → Cow Creek Overland Belt; 1998-03-26 to 2007-10-30; source msha-controller-operator-history
- **operator_operates_mine:** Eastern Associated Coal Corp → Cow Creek Overland Belt; 1999-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Peabody Energy Corporation → Eastern Associated Coal Corp; 1999-07-01 to 2007-10-30; source msha-controller-operator-history
- **controller_controls_mine:** Patriot Coal Corporation → Cow Creek Overland Belt; 2007-10-31 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Patriot Coal Corporation → Eastern Associated Coal Corp; 2007-10-31 to current/open; source msha-controller-operator-history