# Relationship history for MSHA mine 4405890

Current hierarchy: **Deel Mattie → Mott Coal Company → 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

- **controller_controls_mine:** Tiller Robert & Larry Et Al → No 1; 1982-03-25 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** J & L Coal Company → No 1; 1982-05-01 to 1982-08-08; source msha-controller-operator-history
- **controller_controls_operator:** Tiller Robert & Larry Et Al → J & L Coal Company; 1982-05-01 to 1982-08-08; source msha-controller-operator-history
- **operator_operates_mine:** G C S Coal Company → No 1; 1982-08-09 to 1982-08-26; source msha-controller-operator-history
- **controller_controls_mine:** Stevens Gary → No 1; 1982-08-09 to 1982-08-26; source msha-controller-operator-history
- **controller_controls_operator:** Stevens Gary → G C S Coal Company; 1982-08-09 to 1982-08-26; source msha-controller-operator-history
- **operator_operates_mine:** B C Coal Company → No 1; 1982-08-27 to 1984-01-03; source msha-controller-operator-history
- **controller_controls_mine:** Charles Bob → No 1; 1982-08-27 to 1984-01-03; source msha-controller-operator-history
- **controller_controls_operator:** Charles Bob → B C Coal Company; 1982-08-27 to 1984-01-03; source msha-controller-operator-history
- **operator_operates_mine:** Little B Coal Company → No 1; 1984-01-04 to 1984-06-11; source msha-controller-operator-history
- **controller_controls_mine:** Dales Benny C → No 1; 1984-01-04 to 1984-06-11; source msha-controller-operator-history
- **controller_controls_operator:** Dales Benny C → Little B Coal Company; 1984-01-04 to 1984-06-11; source msha-controller-operator-history
- **controller_controls_mine:** Pruitt Danny E & Terry Hurley → No 1; 1984-03-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Bald Eagle Coal Company Inc → No 1; 1984-06-12 to 1984-09-16; source msha-controller-operator-history
- **controller_controls_operator:** Pruitt Danny E & Terry Hurley → Bald Eagle Coal Company Inc; 1984-06-12 to 1984-09-16; source msha-controller-operator-history
- **operator_operates_mine:** Mott Coal Company → No 1; 1984-09-17 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Deel Mattie → No 1; 1984-09-17 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Deel Mattie → Mott Coal Company; 1984-09-17 to current/open; source msha-controller-operator-history