# Relationship history for MSHA mine 4406024

Current hierarchy: **Carter Bill → Bill Carter Trucking 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: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **controller_controls_mine:** Carter Bill → No 1 Strip; 1982-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Mullins Acie → No 1 Strip; 1982-12-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Red Star Coal Company Inc → No 1 Strip; 1983-09-01 to 1985-03-06; source msha-controller-operator-history
- **controller_controls_operator:** Mullins Acie → Red Star Coal Company Inc; 1983-09-01 to 1985-03-06; source msha-controller-operator-history
- **operator_operates_mine:** Bill Carter Trucking Inc → No 1 Strip; 1985-03-07 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Carter Bill → Bill Carter Trucking Inc; 1985-03-07 to current/open; source msha-controller-operator-history