# Relationship history for MSHA mine 3901465

Current hierarchy: **Edward  Reinhardt; Ben  Lewis → Lewis Reinhardt Gravel Llc → L&R PIT**

- 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:** Lewis Reinhardt Gravel Llc → L&R PIT; 2001-08-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Ben  Lewis et al → L&R PIT; 2001-08-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ben  Lewis et al → Lewis Reinhardt Gravel Llc; 2001-08-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Edward  Reinhardt et al → Lewis Reinhardt Gravel Llc; 2001-08-01 to current/open; source msha-controller-operator-history