# Relationship history for MSHA mine 4609659

Current hierarchy: **Edward A  Asbury → Raw Coal Mining Company, Inc. → Warriormine No. 13**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **controller_controls_mine:** Edward A  Asbury → Warriormine No. 13; 1992-04-22 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Raw Coal Mining Company, Inc. → Warriormine No. 13; 2023-12-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Edward A  Asbury → Raw Coal Mining Company, Inc.; 2023-12-18 to current/open; source msha-controller-operator-history