# Relationship history for MSHA mine 5001865

Current hierarchy: **Rick G  Sherlund → Sherlund Mining LLC → Ketchum Creek Location; Alaska**

- 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:** Sherlund Mining LLC → Ketchum Creek Location; Alaska; 2007-06-18 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Rick G  Sherlund → Ketchum Creek Location; Alaska; 2007-06-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Rick G  Sherlund → Sherlund Mining LLC; 2007-06-18 to current/open; source msha-controller-operator-history