# Relationship history for MSHA mine 0203281

Current hierarchy: **Dwayne C  Watson → DWRGRM, LLC → Gold Remedy 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:** DWRGRM, LLC → Gold Remedy Mine; 2011-05-17 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Dwayne C  Watson → Gold Remedy Mine; 2011-05-17 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Dwayne C  Watson → DWRGRM, LLC; 2011-05-17 to current/open; source msha-controller-operator-history