# Relationship history for MSHA mine 5001423

Current hierarchy: **Dean Bruce - Brad → Golden Eye Mining Inc → H & H 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: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **operator_operates_mine:** H & H Mining → H & H Mine; 1982-06-01 to 1986-07-20; source msha-controller-operator-history
- **controller_controls_mine:** Fate Hugh & Hugh Conard → H & H Mine; 1982-06-01 to 1986-07-20; source msha-controller-operator-history
- **controller_controls_operator:** Fate Hugh & Hugh Conard → H & H Mining; 1982-06-01 to 1986-07-20; source msha-controller-operator-history
- **operator_operates_mine:** Golden Eye Mining Inc → H & H Mine; 1986-07-21 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Dean Bruce - Brad Et Al → H & H Mine; 1986-07-21 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Dean Bruce - Brad Et Al → Golden Eye Mining Inc; 1986-07-21 to current/open; source msha-controller-operator-history