# Relationship history for MSHA mine 4003377

Current hierarchy: **Michael  Rector; John  Rector → R3M Quarries, LLC → Van Buren 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: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **controller_controls_mine:** John  Rector  et al → Van Buren Quarry; 2009-03-10 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** BMJ Stone LLC → Van Buren Quarry; 2010-05-05 to 2015-12-31; source msha-controller-operator-history
- **controller_controls_operator:** John  Rector  et al → BMJ Stone LLC; 2010-05-05 to 2015-12-31; source msha-controller-operator-history
- **controller_controls_operator:** Michael  Rector  et al → BMJ Stone LLC; 2010-05-05 to 2015-12-31; source msha-controller-operator-history
- **controller_controls_mine:** John  Rector  et al → Van Buren Quarry; 2015-09-24 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** R3M Quarries, LLC → Van Buren Quarry; 2016-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** John  Rector  et al → R3M Quarries, LLC; 2016-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Michael  Rector  et al → R3M Quarries, LLC; 2016-01-01 to current/open; source msha-controller-operator-history