# Relationship history for MSHA mine 3610370

Current hierarchy: **Paul R  Gustin → Paul R Gustin → Sugar Loaf**

- 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:** Paul R Gustin → Sugar Loaf; 2021-08-31 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Paul R  Gustin → Sugar Loaf; 2021-08-31 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Paul R  Gustin → Paul R Gustin; 2021-08-31 to current/open; source msha-controller-operator-history