# Relationship history for MSHA mine 0502945

Current hierarchy: **Mc Donald Kerry → Golden Wonder Mining Llc → Ute Ule Mine & Mill**

- 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:** Rocky Mountain Ventures Inc → Ute Ule Mine & Mill; 1950-01-01 to 1983-09-14; source msha-controller-operator-history
- **controller_controls_mine:** Rocky Mountain Ventures Inc → Ute Ule Mine & Mill; 1950-01-01 to 1983-09-14; source msha-controller-operator-history
- **controller_controls_operator:** Rocky Mountain Ventures Inc → Rocky Mountain Ventures Inc; 1950-01-01 to 1983-09-14; source msha-controller-operator-history
- **controller_controls_mine:** LKA International → Ute Ule Mine & Mill; 1983-05-10 to 1994-04-30; source msha-controller-operator-history
- **operator_operates_mine:** Lka Minerals Inc → Ute Ule Mine & Mill; 1983-09-15 to 1994-04-30; source msha-controller-operator-history
- **controller_controls_operator:** LKA International → Lka Minerals Inc; 1983-09-15 to 1994-04-30; source msha-controller-operator-history
- **operator_operates_mine:** Golden Wonder Mining Llc → Ute Ule Mine & Mill; 1994-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Mc Donald Kerry → Ute Ule Mine & Mill; 1994-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Mc Donald Kerry → Golden Wonder Mining Llc; 1994-05-01 to current/open; source msha-controller-operator-history