# Relationship history for MSHA mine 0203033

Current hierarchy: **Richard E  Bunger → Dutch Joe Construction LLC → Dutch Joe Ranch 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:** Dutch Joe Construction LLC → Dutch Joe Ranch Mine; 2004-02-12 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Richard E  Bunger → Dutch Joe Ranch Mine; 2004-02-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Richard E  Bunger → Dutch Joe Construction LLC; 2004-02-12 to current/open; source msha-controller-operator-history