# Relationship history for MSHA mine 5400319

Current hierarchy: **Pedro E Lluch-Martinez → Cantera Las Lomas Inc → Las Lomas 2**

- 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

- **controller_controls_mine:** Pedro E Lluch-Martinez → Las Lomas 2; 1986-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Cantera Las Lomas Inc → Las Lomas 2; 1990-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Pedro E Lluch-Martinez → Cantera Las Lomas Inc; 1990-05-01 to current/open; source msha-controller-operator-history