# Relationship history for MSHA mine 1519714

Current hierarchy: **Armada Materials LLC → Volunteer Materials of Kentucky → Drakes Creek Stone**

- 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

- **operator_operates_mine:** Drakes Creek Holding, LLC → Drakes Creek Stone; 2013-08-13 to 2024-12-31; source msha-controller-operator-history
- **controller_controls_mine:** Charles W  Deweese → Drakes Creek Stone; 2013-08-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Charles W  Deweese → Drakes Creek Holding, LLC; 2013-08-13 to 2024-12-31; source msha-controller-operator-history
- **operator_operates_mine:** Volunteer Materials of Kentucky → Drakes Creek Stone; 2025-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Armada Materials LLC → Drakes Creek Stone; 2025-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Armada Materials LLC → Volunteer Materials of Kentucky; 2025-01-01 to current/open; source msha-controller-operator-history