# Relationship history for MSHA mine 3609370

Current hierarchy: **Joseph  Aloe → Quality Aggregates → Burns Farm 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: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **controller_controls_mine:** Joseph  Aloe et al → Burns Farm Mine; 1998-09-09 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Quality Aggregates → Burns Farm Mine; 2005-10-06 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Joseph  Aloe et al → Quality Aggregates; 2005-10-06 to current/open; source msha-controller-operator-history