# Relationship history for MSHA mine 4105435

Current hierarchy: **Glenn  Hermes; Curtis  Henscheid → 3HM Trucking, LLC → 3 Daughters Trail**

- 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:** 3HM Trucking, LLC → 3 Daughters Trail; 2019-05-16 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Curtis  Henscheid et al → 3 Daughters Trail; 2019-05-16 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Curtis  Henscheid et al → 3HM Trucking, LLC; 2019-05-16 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Glenn  Hermes et al → 3HM Trucking, LLC; 2019-05-16 to current/open; source msha-controller-operator-history