# Relationship history for MSHA mine 2401639

Current hierarchy: **Reddish Jane P → Victoria Mines Inc → Broadway Victoria**

- 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:** Harrison Ernest W → Broadway Victoria; 1981-04-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Patrick Harrison Mining Corp → Broadway Victoria; 1981-07-01 to 1982-08-16; source msha-controller-operator-history
- **controller_controls_operator:** Harrison Ernest W → Patrick Harrison Mining Corp; 1981-07-01 to 1982-08-16; source msha-controller-operator-history
- **operator_operates_mine:** Victoria Mines Inc → Broadway Victoria; 1982-08-17 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Reddish Jane P → Broadway Victoria; 1982-08-17 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Reddish Jane P → Victoria Mines Inc; 1982-08-17 to current/open; source msha-controller-operator-history