# Relationship history for MSHA mine 0801360

Current hierarchy: **Aurelio  Llerena → Rock Crushed & Fill Corp → Moore Haven Peat 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: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **operator_operates_mine:** Rock Crushed & Fill Corp → Moore Haven Peat Mine; 2007-10-23 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Aurelio  Llerena → Moore Haven Peat Mine; 2007-10-23 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Aurelio  Llerena → Rock Crushed & Fill Corp; 2007-10-23 to current/open; source msha-controller-operator-history