# Relationship history for MSHA mine 5400370

Current hierarchy: **Soto Jose → Jjj Constructoresy Agregadosinc → GRAVERO PATILLAS**

- 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:** Jjj Constructoras Y Agregados Inc → GRAVERO PATILLAS; 1995-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Soto Jose → GRAVERO PATILLAS; 1995-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Soto Jose → Jjj Constructoras Y Agregados Inc; 1995-02-01 to current/open; source msha-controller-operator-history