# Relationship history for MSHA mine 3000078

Current hierarchy: **Stephen M Taran; Joseph M Taran → Taran Brothers Inc → Red Quarry**

- 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:** Mc Cullen Slate Inc → Red Quarry; 1950-01-01 to 1982-11-30; source msha-controller-operator-history
- **controller_controls_mine:** William  McCullen → Red Quarry; 1950-01-01 to 1982-11-30; source msha-controller-operator-history
- **controller_controls_operator:** William  McCullen → Mc Cullen Slate Inc; 1950-01-01 to 1982-11-30; source msha-controller-operator-history
- **controller_controls_mine:** Stephen M  Taran → Red Quarry; 1950-01-01 to 2025-03-17; source msha-controller-operator-history
- **operator_operates_mine:** Taran Brothers Inc → Red Quarry; 1982-12-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Stephen M  Taran → Taran Brothers Inc; 1982-12-01 to 2025-03-17; source msha-controller-operator-history
- **controller_controls_mine:** Stephen M Taran et al → Red Quarry; 2025-03-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Stephen M Taran et al → Taran Brothers Inc; 2025-03-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Joseph M Taran et al → Taran Brothers Inc; 2025-03-18 to current/open; source msha-controller-operator-history