# Relationship history for MSHA mine 3503902

Current hierarchy: **Doug  Henton; Wiley  Henton; Colby  Henton → Goshen Forest Products → Henton 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:** Goshen Forest Products → Henton Quarry; 2020-04-24 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Wiley  Henton et al → Henton Quarry; 2020-04-24 to 2024-08-26; source msha-controller-operator-history
- **controller_controls_operator:** Wiley  Henton et al → Goshen Forest Products; 2020-04-24 to 2024-08-26; source msha-controller-operator-history
- **controller_controls_operator:** Doug  Henton et al → Goshen Forest Products; 2020-04-24 to 2024-08-26; source msha-controller-operator-history
- **controller_controls_operator:** Colby  Henton et al → Goshen Forest Products; 2020-04-24 to 2024-08-26; source msha-controller-operator-history
- **controller_controls_operator:** Norman  McDougal et al → Goshen Forest Products; 2020-04-24 to 2024-08-26; source msha-controller-operator-history
- **controller_controls_mine:** Colby  Henton et al → Henton Quarry; 2024-08-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Colby  Henton et al → Goshen Forest Products; 2024-08-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Wiley  Henton et al → Goshen Forest Products; 2024-08-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Doug  Henton et al → Goshen Forest Products; 2024-08-27 to current/open; source msha-controller-operator-history