# Relationship history for MSHA mine 4703840

Current hierarchy: **Christopher  Bucklin → Go Green Recycling, LLC. → 2000 Chief Screener**

- 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:** Christopher  Bucklin → 2000 Chief Screener; 2018-03-19 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Go Green Recycling LLC → 2000 Chief Screener; 2019-04-02 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Christopher  Bucklin → Go Green Recycling LLC; 2019-04-02 to current/open; source msha-controller-operator-history