# Relationship history for MSHA mine 2200695

Current hierarchy: **Leslie  Albritton II → Ms Dixie → Dixie Gravel**

- 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:** Dixie Company → Dixie Gravel; 1998-01-01 to 2003-12-10; source msha-controller-operator-history
- **controller_controls_mine:** Larry  Albritton → Dixie Gravel; 1998-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Larry  Albritton → Dixie Company; 1998-01-01 to 2003-12-10; source msha-controller-operator-history
- **operator_operates_mine:** Ms Dixie → Dixie Gravel; 2003-12-11 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Leslie  Albritton II → Dixie Gravel; 2003-12-11 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Leslie  Albritton II → Ms Dixie; 2003-12-11 to current/open; source msha-controller-operator-history