# Relationship history for MSHA mine 1517403

Current hierarchy: **Gary E  Peyton → Kentucky Processing & Equipment LLC → Pleasant View Washer Plant**

- 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

- **controller_controls_mine:** Gary E  Peyton → Pleasant View Washer Plant; 1989-10-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Kentucky Processing & Equipment LLC → Pleasant View Washer Plant; 1993-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Gary E  Peyton → Kentucky Processing & Equipment LLC; 1993-05-01 to current/open; source msha-controller-operator-history