# Relationship history for MSHA mine 4300782

Current hierarchy: **Richard A Coppins → RC Slate LLC → Coppins**

- 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:** RC Slate LLC → Coppins; 2017-04-03 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Richard A Coppins → Coppins; 2017-04-03 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Richard A Coppins → RC Slate LLC; 2017-04-03 to current/open; source msha-controller-operator-history