# Relationship history for MSHA mine 1002195

Current hierarchy: **Kevin  Rhodehouse → RHODEHOUSE CONSTRUCTION → GOLDEN VALLEY**

- 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:** Kevin  Rhodehouse → GOLDEN VALLEY; 1997-08-14 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** RHODEHOUSE CONSTRUCTION → GOLDEN VALLEY; 2009-09-30 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Kevin  Rhodehouse → RHODEHOUSE CONSTRUCTION; 2009-09-30 to current/open; source msha-controller-operator-history