# Relationship history for MSHA mine 4001141

Current hierarchy: **Roger E  West → See More Tipple Inc → See More Tipple**

- 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:** Cumberland Coal Corp → See More Tipple; 1950-01-01 to 1976-12-08; source msha-controller-operator-history
- **controller_controls_mine:** Harbert → See More Tipple; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Harbert → Cumberland Coal Corp; 1950-01-01 to 1976-12-08; source msha-controller-operator-history
- **operator_operates_mine:** See More Tipple Inc → See More Tipple; 1976-12-09 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Roger E  West → See More Tipple; 1976-12-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Roger E  West → See More Tipple Inc; 1976-12-09 to current/open; source msha-controller-operator-history