# Relationship history for MSHA mine 2902472

Current hierarchy: **Felipe  Sanchez → Rancho Viejo, LLC → Rancho Viejo Mine**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** Rancho Viejo, LLC → Rancho Viejo Mine; 2017-06-06 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Felipe  Sanchez → Rancho Viejo Mine; 2017-06-06 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Felipe  Sanchez → Rancho Viejo, LLC; 2017-06-06 to current/open; source msha-controller-operator-history