# Relationship history for MSHA mine 1102559

Current hierarchy: **Storm Kenneth → Royal Mining Company → No 1 Reclaiming 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:** Royal Mining Company → No 1 Reclaiming Mine; 1976-08-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Storm Kenneth → No 1 Reclaiming Mine; 1976-08-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Storm Kenneth → Royal Mining Company; 1976-08-01 to current/open; source msha-controller-operator-history