# Relationship history for MSHA mine 0503658

Current hierarchy: **Warren  Cruise → Cruise & Associates LLC → Hazeltine/Road Runners Rest II**

- 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

- **controller_controls_mine:** Albert R  Frei → Hazeltine/Road Runners Rest II; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Albert Frei & Sons Inc → Hazeltine/Road Runners Rest II; 1981-03-01 to 2007-02-06; source msha-controller-operator-history
- **controller_controls_operator:** Albert R  Frei → Albert Frei & Sons Inc; 1981-03-01 to 2007-02-06; source msha-controller-operator-history
- **operator_operates_mine:** Cruise & Associates LLC → Hazeltine/Road Runners Rest II; 2007-02-07 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Warren  Cruise et al → Hazeltine/Road Runners Rest II; 2007-02-07 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Warren  Cruise et al → Cruise & Associates LLC; 2007-02-07 to current/open; source msha-controller-operator-history