# Relationship history for MSHA mine 5001981

Current hierarchy: **Paug-Vik Inc Ltd; Samuel K Thomas; Linda  Halverson → Kellindavik LLC → Sweepstakes Creek**

- 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:** Kelly Thomas → Sweepstakes Creek; 2012-06-01 to 2021-09-08; source msha-controller-operator-history
- **controller_controls_mine:** Samuel Kelly  Thomas → Sweepstakes Creek; 2012-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Samuel Kelly  Thomas → Kelly Thomas; 2012-06-01 to 2021-09-08; source msha-controller-operator-history
- **operator_operates_mine:** Kellindavik LLC → Sweepstakes Creek; 2021-09-09 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Samuel K Thomas et al → Sweepstakes Creek; 2021-09-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Samuel K Thomas et al → Kellindavik LLC; 2021-09-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Paug-Vik Inc Ltd et al → Kellindavik LLC; 2021-09-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Linda  Halverson et al → Kellindavik LLC; 2021-09-09 to current/open; source msha-controller-operator-history