# Relationship history for MSHA mine 3607946

Current hierarchy: **CRH PLC → Oldcastle Stone Products → Paradise Plant**

- 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:** Blaine Scott  White → Paradise Plant; 1950-01-01 to 2000-11-02; source msha-controller-operator-history
- **operator_operates_mine:** White Stone Company Of Southwest Virginia → Paradise Plant; 1987-10-01 to 2000-11-02; source msha-controller-operator-history
- **controller_controls_operator:** Blaine Scott  White → White Stone Company Of Southwest Virginia; 1987-10-01 to 2000-11-02; source msha-controller-operator-history
- **controller_controls_mine:** Cemex S A → Paradise Plant; 1994-09-09 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Cemex Inc → Paradise Plant; 2000-11-03 to 2002-10-17; source msha-controller-operator-history
- **controller_controls_operator:** Cemex S A → Cemex Inc; 2000-11-03 to 2002-10-17; source msha-controller-operator-history
- **operator_operates_mine:** Oldcastle Stone Products → Paradise Plant; 2002-10-18 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** CRH PLC → Paradise Plant; 2002-10-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** CRH PLC → Oldcastle Stone Products; 2002-10-18 to current/open; source msha-controller-operator-history