# Relationship history for MSHA mine 5001611

Current hierarchy: **Colas S A → QAP → Aggregate Products**

- 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:** Aggregate Products Inc → Aggregate Products; 1993-06-01 to 2002-03-31; source msha-controller-operator-history
- **controller_controls_mine:** Gordon P  Hayes Jr  et al → Aggregate Products; 1993-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Gordon P  Hayes Jr  et al → Aggregate Products Inc; 1993-06-01 to 2002-03-31; source msha-controller-operator-history
- **controller_controls_mine:** Gordon  Crawley → Aggregate Products; 1995-03-01 to 2000-08-31; source msha-controller-operator-history
- **controller_controls_mine:** Colas S A → Aggregate Products; 2000-09-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** QAP → Aggregate Products; 2002-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Colas S A → QAP; 2002-04-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Gordon  Crawley → QAP; 2002-04-01 to 2000-08-31; source msha-controller-operator-history