# Relationship history for MSHA mine 4105380

Current hierarchy: **Dave  Patterson; Jamie  Farmer; David  Herbst → Capital Sand Permian, LLC → Monahans**

- 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:** Capital Sand Permian, LLC → Monahans; 2018-08-03 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Dave  Patterson et al → Monahans; 2018-08-03 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Dave  Patterson et al → Capital Sand Permian, LLC; 2018-08-03 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** David  Herbst et al → Capital Sand Permian, LLC; 2018-08-03 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jamie  Farmer et al → Capital Sand Permian, LLC; 2018-08-03 to current/open; source msha-controller-operator-history