# Relationship history for MSHA mine 2602694

Current hierarchy: **Biel Investments; Vegas Holdings LLC → White Beauty Development, LLC → White Beauty**

- 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:** White Beauty Development, LLC → White Beauty; 2011-03-14 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Vegas Holdings LLC et al → White Beauty; 2011-03-14 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Vegas Holdings LLC et al → White Beauty Development, LLC; 2011-03-14 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Biel Investments et al → White Beauty Development, LLC; 2011-03-14 to current/open; source msha-controller-operator-history