# Relationship history for MSHA mine 2402677

Current hierarchy: **Ken  Stacy; Jack D  Jones → Savage Mining Company, LLC → Weasel Gulch**

- 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

- **operator_operates_mine:** Savage Mining Company, LLC → Weasel Gulch; 2014-08-05 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Ken  Stacy et al → Weasel Gulch; 2014-08-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ken  Stacy et al → Savage Mining Company, LLC; 2014-08-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jack D  Jones et al → Savage Mining Company, LLC; 2014-08-05 to current/open; source msha-controller-operator-history