# Relationship history for MSHA mine 0402441

Current hierarchy: **Tallant David A → Point West Properties → Hazard**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** Foresthill Mining Company → Hazard; 1950-01-01 to 1984-01-24; source msha-controller-operator-history
- **controller_controls_mine:** Oscar  Nukka → Hazard; 1950-01-01 to 1984-01-24; source msha-controller-operator-history
- **controller_controls_operator:** Oscar  Nukka → Foresthill Mining Company; 1950-01-01 to 1984-01-24; source msha-controller-operator-history
- **operator_operates_mine:** Independent Placers → Hazard; 1984-01-25 to 1990-10-09; source msha-controller-operator-history
- **controller_controls_mine:** Russell James → Hazard; 1984-01-25 to 1990-10-09; source msha-controller-operator-history
- **controller_controls_operator:** Russell James → Independent Placers; 1984-01-25 to 1990-10-09; source msha-controller-operator-history
- **operator_operates_mine:** Point West Properties → Hazard; 1990-10-10 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Tallant David A → Hazard; 1990-10-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Tallant David A → Point West Properties; 1990-10-10 to current/open; source msha-controller-operator-history