# Relationship history for MSHA mine 4703986

Current hierarchy: **Jerome James Jadin → J. Jadin Inc → United Wash Plant - Sand Hill Rd**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-18T09:31:49.615908+00:00

## Valid-time edges

- **controller_controls_mine:** James J  Jadin → United Wash Plant - Sand Hill Rd; 2005-10-18 to 2023-08-28; source msha-controller-operator-history
- **controller_controls_mine:** Jerome James Jadin → United Wash Plant - Sand Hill Rd; 2023-08-29 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** J. Jadin Inc → United Wash Plant - Sand Hill Rd; 2025-09-25 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James J  Jadin → J. Jadin Inc; 2025-09-25 to 2023-08-28; source msha-controller-operator-history
- **controller_controls_operator:** Jerome James Jadin → J. Jadin Inc; 2025-09-25 to current/open; source msha-controller-operator-history