# Relationship history for MSHA mine 5400153

Current hierarchy: **Jose Luis  Torres → Salinas Aggregates Inc → SALINAS AGGREGATES**

- 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:** Agregado Sur Este Inc → SALINAS AGGREGATES; 1950-01-01 to 1997-05-21; source msha-controller-operator-history
- **controller_controls_mine:** Alfonso Hernandez  Torres → SALINAS AGGREGATES; 1950-01-01 to 1997-05-21; source msha-controller-operator-history
- **controller_controls_operator:** Alfonso Hernandez  Torres → Agregado Sur Este Inc; 1950-01-01 to 1997-05-21; source msha-controller-operator-history
- **operator_operates_mine:** Salinas Aggregates Inc → SALINAS AGGREGATES; 1997-05-22 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jose Luis  Torres → SALINAS AGGREGATES; 1997-05-22 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jose Luis  Torres → Salinas Aggregates Inc; 1997-05-22 to current/open; source msha-controller-operator-history