# Relationship history for MSHA mine 0405826

Current hierarchy: **Hal  Westbrook; Dan  Brattain → Yabadabadoo LLC → Bed Rock 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:** HW3 LLC → Bed Rock Mine; 2011-07-07 to 2015-06-23; source msha-controller-operator-history
- **controller_controls_mine:** Henry  Westbrook III → Bed Rock Mine; 2011-07-07 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Henry  Westbrook III → HW3 LLC; 2011-07-07 to 2015-06-23; source msha-controller-operator-history
- **operator_operates_mine:** Yabadabadoo LLC → Bed Rock Mine; 2015-06-24 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Dan  Brattain et al → Bed Rock Mine; 2015-06-24 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Dan  Brattain et al → Yabadabadoo LLC; 2015-06-24 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Hal  Westbrook et al → Yabadabadoo LLC; 2015-06-24 to current/open; source msha-controller-operator-history