# Relationship history for MSHA mine 1519705

Current hierarchy: **William Joseph  Yelder → Honaker Coal Company, LTD → No. 1**

- 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

- **operator_operates_mine:** Honaker Coal Company, LTD → No. 1; 2013-05-13 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** William Joseph  Yelder → No. 1; 2013-05-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** William Joseph  Yelder → Honaker Coal Company, LTD; 2013-05-13 to current/open; source msha-controller-operator-history