# Relationship history for MSHA mine 4503704

Current hierarchy: **Lawrence P.  Hughes; James  Burnett → New Shine Quarry LLC → New Shine 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

- **operator_operates_mine:** New Shine Quarry LLC → New Shine Quarry; 2012-05-02 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** James  Burnett et al → New Shine Quarry; 2012-05-02 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James  Burnett et al → New Shine Quarry LLC; 2012-05-02 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Lawrence P.  Hughes et al → New Shine Quarry LLC; 2012-05-02 to current/open; source msha-controller-operator-history