# Relationship history for MSHA mine 4407440

Current hierarchy: **Chaney Enterprises LP → Sustainable Land Use, LLC → Stony Creek-VA 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: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **controller_controls_mine:** Chaney Enterprises LP → Stony Creek-VA Quarry; 2024-03-25 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Sustainable Land Use, LLC → Stony Creek-VA Quarry; 2025-12-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Chaney Enterprises LP → Sustainable Land Use, LLC; 2025-12-01 to current/open; source msha-controller-operator-history