# Relationship history for MSHA mine 1517444

Current hierarchy: **Gary E  Peyton → Diamond Mining Company → Diamond 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

- **controller_controls_mine:** Gary E  Peyton → Diamond Mine; 1990-08-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Diamond Mining Company → Diamond Mine; 1993-08-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Gary E  Peyton → Diamond Mining Company; 1993-08-01 to current/open; source msha-controller-operator-history