# Relationship history for MSHA mine 3610280

Current hierarchy: **Robert  Rivkin → Rausch Creek Fuel, LLC → Legal Bank**

- 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:** Rausch Creek Fuel, LLC → Legal Bank; 2019-05-30 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Robert  Rivkin → Legal Bank; 2019-05-30 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Robert  Rivkin → Rausch Creek Fuel, LLC; 2019-05-30 to current/open; source msha-controller-operator-history