# Relationship history for MSHA mine 4501439

Current hierarchy: **Portia  Pauli; Jinx  Freels; Trevor  Kelpman → Godbey Red-E-Mix Concrete Inc → Crusher**

- 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:** Godbey Red-E-Mix Concrete Inc → Crusher; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Wanda  Godbey → Crusher; 1950-01-01 to 2016-10-27; source msha-controller-operator-history
- **controller_controls_operator:** Wanda  Godbey → Godbey Red-E-Mix Concrete Inc; 1950-01-01 to 2016-10-27; source msha-controller-operator-history
- **controller_controls_mine:** Jinx  Freels → Crusher; 2016-10-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jinx  Freels → Godbey Red-E-Mix Concrete Inc; 2016-10-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Trevor  Kelpman → Godbey Red-E-Mix Concrete Inc; 2016-10-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Portia  Pauli → Godbey Red-E-Mix Concrete Inc; 2016-10-28 to current/open; source msha-controller-operator-history