# Relationship history for MSHA mine 4405534

Current hierarchy: **Miller Gerald → M & M Mining Company Inc → Mine #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:** Strouth Philmon Et Al → Mine #1; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Phil Strouth Coal Company → Mine #1; 1980-10-01 to 1981-09-30; source msha-controller-operator-history
- **controller_controls_operator:** Strouth Philmon Et Al → Phil Strouth Coal Company; 1980-10-01 to 1981-09-30; source msha-controller-operator-history
- **operator_operates_mine:** C & S Coal Company → Mine #1; 1981-10-01 to 1982-03-28; source msha-controller-operator-history
- **controller_controls_mine:** Cheruk George & James V Strouth → Mine #1; 1981-10-01 to 1982-03-28; source msha-controller-operator-history
- **controller_controls_operator:** Cheruk George & James V Strouth → C & S Coal Company; 1981-10-01 to 1982-03-28; source msha-controller-operator-history
- **operator_operates_mine:** M & M Mining Company → Mine #1; 1982-03-29 to 1983-05-12; source msha-controller-operator-history
- **controller_controls_mine:** Mullins Wayne A Et Al → Mine #1; 1982-03-29 to 1983-05-12; source msha-controller-operator-history
- **controller_controls_operator:** Mullins Wayne A Et Al → M & M Mining Company; 1982-03-29 to 1983-05-12; source msha-controller-operator-history
- **operator_operates_mine:** M & M Mining Company Inc → Mine #1; 1983-05-13 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Miller Gerald → Mine #1; 1983-05-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Miller Gerald → M & M Mining Company Inc; 1983-05-13 to current/open; source msha-controller-operator-history