# Relationship history for MSHA mine 1519713

Current hierarchy: **Larry E  King → King Brothers Coal Inc. → # 1 Refuse**

- 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

- **controller_controls_mine:** Larry E  King → # 1 Refuse; 1999-02-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** King Brothers Coal Inc. → # 1 Refuse; 2013-07-30 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Larry E  King → King Brothers Coal Inc.; 2013-07-30 to current/open; source msha-controller-operator-history