# Relationship history for MSHA mine 4002165

Current hierarchy: **Cullimore Peter J → Pv Mining Company → Pv Mine No 9**

- 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:** Rainbow Mining Company Inc → Pv Mine No 9; 1977-02-01 to 1984-12-26; source msha-controller-operator-history
- **controller_controls_mine:** Asbury Harold F Et Al → Pv Mine No 9; 1977-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Asbury Harold F Et Al → Rainbow Mining Company Inc; 1977-02-01 to 1984-12-26; source msha-controller-operator-history
- **controller_controls_mine:** Cullimore Peter J → Pv Mine No 9; 1984-10-10 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** A W L Mining Inc → Pv Mine No 9; 1984-12-27 to 1985-07-24; source msha-controller-operator-history
- **controller_controls_mine:** Lawson Charles W → Pv Mine No 9; 1984-12-27 to 1985-07-24; source msha-controller-operator-history
- **controller_controls_operator:** Lawson Charles W → A W L Mining Inc; 1984-12-27 to 1985-07-24; source msha-controller-operator-history
- **operator_operates_mine:** Pv Mining Company → Pv Mine No 9; 1985-07-25 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Cullimore Peter J → Pv Mining Company; 1985-07-25 to current/open; source msha-controller-operator-history