# Relationship history for MSHA mine 0102058

Current hierarchy: **Schooley R E → Cedar Mining Company Inc → Flatwoods Mine No 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

- **operator_operates_mine:** Cedar Mining Company Inc → Flatwoods Mine No 1; 1979-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Schooley R E → Flatwoods Mine No 1; 1979-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Schooley R E → Cedar Mining Company Inc; 1979-04-01 to current/open; source msha-controller-operator-history