# Relationship history for MSHA mine 4405394

Current hierarchy: **Rose Carl → State Mining Company Inc → No 1 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:** State Mining Company Inc → No 1 Strip; 1980-03-01 to 1980-09-25; source msha-controller-operator-history
- **controller_controls_mine:** Vasvary Daniel → No 1 Strip; 1980-03-01 to 1980-09-25; source msha-controller-operator-history
- **controller_controls_operator:** Vasvary Daniel → State Mining Company Inc; 1980-03-01 to 1980-09-25; source msha-controller-operator-history
- **operator_operates_mine:** State Mining Company Inc → No 1 Strip; 1980-09-26 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Rose Carl Et Al → No 1 Strip; 1980-09-26 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Rose Carl Et Al → State Mining Company Inc; 1980-09-26 to current/open; source msha-controller-operator-history