# Relationship history for MSHA mine 4105835

Current hierarchy: **Kalvin  Cusick; Alek  Cusick → Victory Rock → Corsicana**

- 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:** Victory Rock → Corsicana; 2026-01-31 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Alek  Cusick et al → Corsicana; 2026-01-31 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Alek  Cusick et al → Victory Rock; 2026-01-31 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Kalvin  Cusick et al → Victory Rock; 2026-01-31 to current/open; source msha-controller-operator-history