# Relationship history for MSHA mine 5002057

Current hierarchy: **Shawn  Johnson → Money Pit Mining → Cache Creek 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: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** Money Pit Mining → Cache Creek Mine; 2020-06-07 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Shawn  Johnson → Cache Creek Mine; 2020-06-07 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Shawn  Johnson → Money Pit Mining; 2020-06-07 to current/open; source msha-controller-operator-history