# Relationship history for MSHA mine 0504166

Current hierarchy: **Yvel Family LLC; Pistos LLC → BH Mining Company, LLC → Bates-Hunter 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: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **operator_operates_mine:** Central City Consolidated Mining Company → Bates-Hunter Mine; 1986-05-01 to 2018-03-31; source msha-controller-operator-history
- **controller_controls_mine:** George E.  Otten → Bates-Hunter Mine; 1986-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** George E.  Otten → Central City Consolidated Mining Company; 1986-05-01 to 2018-03-31; source msha-controller-operator-history
- **operator_operates_mine:** BH Mining Company, LLC → Bates-Hunter Mine; 2018-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Yvel Family LLC et al → Bates-Hunter Mine; 2018-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Yvel Family LLC et al → BH Mining Company, LLC; 2018-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Pistos LLC et al → BH Mining Company, LLC; 2018-04-01 to current/open; source msha-controller-operator-history