# Relationship history for MSHA mine 4201150

Current hierarchy: **Consumers Power Company → Plateau Resources Limited → Lucky Strike Mine**

- 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:** Plateau Resources Limited → Lucky Strike Mine; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Consumers Power Company → Lucky Strike Mine; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Consumers Power Company → Plateau Resources Limited; 1950-01-01 to current/open; source msha-controller-operator-history