# Relationship history for MSHA mine 4608326

Current hierarchy: **Elliott Randy-Dale Stout → Dodge Fuel Corp → Martin 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

- **operator_operates_mine:** Dodge Fuel Corp → Martin No 1 Mine; 1993-08-01 to 1994-09-01; source msha-controller-operator-history
- **controller_controls_mine:** Hayes Frederick L → Martin No 1 Mine; 1993-08-01 to 1994-09-01; source msha-controller-operator-history
- **controller_controls_operator:** Hayes Frederick L → Dodge Fuel Corp; 1993-08-01 to 1994-09-01; source msha-controller-operator-history
- **operator_operates_mine:** Dodge Fuel Corp → Martin No 1 Mine; 1994-09-02 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Elliott Randy-Dale Stout Et Al → Martin No 1 Mine; 1994-09-02 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Elliott Randy-Dale Stout Et Al → Dodge Fuel Corp; 1994-09-02 to current/open; source msha-controller-operator-history