# Relationship history for MSHA mine 4402701

Current hierarchy: **Crouse Larry → Big Butt Mining Inc → Mine #2**

- 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:** Hill & Palmer Coal Company → Mine #2; 1950-01-01 to 1986-12-21; source msha-controller-operator-history
- **controller_controls_mine:** Hill & Palmer Coal Company → Mine #2; 1950-01-01 to 1986-12-21; source msha-controller-operator-history
- **controller_controls_operator:** Hill & Palmer Coal Company → Hill & Palmer Coal Company; 1950-01-01 to 1986-12-21; source msha-controller-operator-history
- **controller_controls_mine:** Michael  Adkins → Mine #2; 1982-04-07 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Adkins Coal Corp → Mine #2; 1986-12-22 to 1988-03-13; source msha-controller-operator-history
- **controller_controls_operator:** Michael  Adkins → Adkins Coal Corp; 1986-12-22 to 1988-03-13; source msha-controller-operator-history
- **operator_operates_mine:** Lucky J Coal Company Inc → Mine #2; 1988-03-14 to 1989-08-23; source msha-controller-operator-history
- **controller_controls_mine:** Jessie  Meadows → Mine #2; 1988-03-14 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jessie  Meadows → Lucky J Coal Company Inc; 1988-03-14 to 1989-08-23; source msha-controller-operator-history
- **controller_controls_mine:** Crouse Larry → Mine #2; 1989-01-04 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Big Butt Mining Inc → Mine #2; 1989-08-24 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Crouse Larry → Big Butt Mining Inc; 1989-08-24 to current/open; source msha-controller-operator-history