# Relationship history for MSHA mine 4104759

Current hierarchy: **Barbara A  Parrish → Rainforest Landscaping and Stone Supply → Rainforest Landscaping and Stone Supply**

- 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:** Rainforest Landscaping and Stone Supply → Rainforest Landscaping and Stone Supply; 2008-10-06 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Barbara A  Parrish → Rainforest Landscaping and Stone Supply; 2008-10-06 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Barbara A  Parrish → Rainforest Landscaping and Stone Supply; 2008-10-06 to current/open; source msha-controller-operator-history