# Relationship history for MSHA mine 0202857

Current hierarchy: **Scott  Jones → Chase Crushing LLC → CHASE-3CP**

- 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:** Scott  Jones → CHASE-3CP; 1997-02-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Ahern Rentals Inc → CHASE-3CP; 1999-12-01 to 2001-12-10; source msha-controller-operator-history
- **controller_controls_mine:** Don F  Ahern → CHASE-3CP; 1999-12-01 to 2001-12-10; source msha-controller-operator-history
- **controller_controls_operator:** Don F  Ahern → Ahern Rentals Inc; 1999-12-01 to 2001-12-10; source msha-controller-operator-history
- **operator_operates_mine:** Chase Crushing LLC → CHASE-3CP; 2001-12-11 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Scott  Jones → Chase Crushing LLC; 2001-12-11 to current/open; source msha-controller-operator-history