# Relationship history for MSHA mine 4704003

Current hierarchy: **Dale  Hughes; Joe  Hughes; Terry Lee Hughes → Pentt Inc. → Pentt 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:** Pentt Inc. → Pentt quarry; 2026-08-03 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Terry Lee Hughes et al → Pentt quarry; 2026-08-03 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Terry Lee Hughes et al → Pentt Inc.; 2026-08-03 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Dale  Hughes et al → Pentt Inc.; 2026-08-03 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Joe  Hughes et al → Pentt Inc.; 2026-08-03 to current/open; source msha-controller-operator-history