# Relationship history for MSHA mine 5400356

Current hierarchy: **Amaury  Rodriguez → Movimiento Inc → Arenero Punta Santiago**

- 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:** Movimiento Inc → Arenero Punta Santiago; 1993-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Amaury  Rodriguez → Arenero Punta Santiago; 1993-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Amaury  Rodriguez → Movimiento Inc; 1993-10-01 to current/open; source msha-controller-operator-history