# Relationship history for MSHA mine 0504789

Current hierarchy: **Wolverine Fuels LLC → Bowie Resources, LLC → Bowie Resources Unit Train Loading Fac**

- 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:** John C  Smith Jr → Bowie Resources Unit Train Loading Fac; 2004-01-01 to 2008-10-20; source msha-controller-operator-history
- **operator_operates_mine:** Bowie Resources, LLC → Bowie Resources Unit Train Loading Fac; 2004-05-06 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** John C  Smith Jr → Bowie Resources, LLC; 2004-05-06 to 2008-10-20; source msha-controller-operator-history
- **controller_controls_mine:** Cedars LLC et al → Bowie Resources Unit Train Loading Fac; 2008-10-21 to 2013-08-16; source msha-controller-operator-history
- **controller_controls_operator:** Cedars LLC et al → Bowie Resources, LLC; 2008-10-21 to 2013-08-16; source msha-controller-operator-history
- **controller_controls_operator:** Bowie Resources et al → Bowie Resources, LLC; 2008-10-21 to 2013-08-16; source msha-controller-operator-history
- **controller_controls_mine:** Wolverine Fuels LLC → Bowie Resources Unit Train Loading Fac; 2013-08-17 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Wolverine Fuels LLC → Bowie Resources, LLC; 2013-08-17 to current/open; source msha-controller-operator-history