# Relationship history for MSHA mine 1519457

Current hierarchy: **Joseph T  Bennett → Dixie Fuel Company LLC → Highsplint Strip #1 Dixie 21**

- 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:** Joseph T  Bennett  et al → Highsplint Strip #1 Dixie 21; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Dixie Fuel Company LLC → Highsplint Strip #1 Dixie 21; 2010-01-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Joseph T  Bennett  et al → Dixie Fuel Company LLC; 2010-01-13 to current/open; source msha-controller-operator-history