# Relationship history for MSHA mine 4003404

Current hierarchy: **Jayson  Hale → Jayson Hale Stone → Hale Stone Quarry**

- 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:** Jayson Hale Stone → Hale Stone Quarry; 2011-07-19 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jayson  Hale → Hale Stone Quarry; 2011-07-19 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jayson  Hale → Jayson Hale Stone; 2011-07-19 to current/open; source msha-controller-operator-history