# Relationship history for MSHA mine 4202779

Current hierarchy: **Roger J  Meyer → Renewable Soils LLC → Renewable Soils**

- 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:** Renewable Soils LLC → Renewable Soils; 2025-02-26 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Roger J  Meyer → Renewable Soils; 2025-02-26 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Roger J  Meyer → Renewable Soils LLC; 2025-02-26 to current/open; source msha-controller-operator-history