# Relationship history for MSHA mine 1511594

Current hierarchy: **Jackson Jackie → J & M Energy Company Inc → No 1 Mine**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **controller_controls_mine:** Turner Charles & Bobby Joe Hensley → No 1 Mine; 1978-03-01 to 1980-01-02; source msha-controller-operator-history
- **operator_operates_mine:** Ages Creek Fuel Company Inc → No 1 Mine; 1978-09-01 to 1980-01-02; source msha-controller-operator-history
- **controller_controls_operator:** Turner Charles & Bobby Joe Hensley → Ages Creek Fuel Company Inc; 1978-09-01 to 1980-01-02; source msha-controller-operator-history
- **operator_operates_mine:** Ages Creek Fuel Inc → No 1 Mine; 1980-01-03 to 1982-04-07; source msha-controller-operator-history
- **controller_controls_mine:** Charles  Turner → No 1 Mine; 1980-01-03 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Charles  Turner → Ages Creek Fuel Inc; 1980-01-03 to 1982-04-07; source msha-controller-operator-history
- **operator_operates_mine:** J & M Energy Company Inc → No 1 Mine; 1982-04-08 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jackson Jackie → No 1 Mine; 1982-04-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jackson Jackie → J & M Energy Company Inc; 1982-04-08 to current/open; source msha-controller-operator-history