# Relationship history for MSHA mine 5100199

Current hierarchy: **Deborah  DeLuz-Balog; Kevin  Balog → Edwin DeLuz Trucking & Gravel LLC → Edwin DeLuz Trucking & Gravel LLC**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-18T09:31:49.615908+00:00

## Valid-time edges

- **operator_operates_mine:** Edwin DeLuz Trucking & Gravel LLC → Edwin DeLuz Trucking & Gravel LLC; 1990-08-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Edwin  DeLuz → Edwin DeLuz Trucking & Gravel LLC; 1990-08-01 to 2016-01-12; source msha-controller-operator-history
- **controller_controls_operator:** Edwin  DeLuz → Edwin DeLuz Trucking & Gravel LLC; 1990-08-01 to 2016-01-12; source msha-controller-operator-history
- **controller_controls_mine:** Kevin  Balog et al → Edwin DeLuz Trucking & Gravel LLC; 2016-01-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Kevin  Balog et al → Edwin DeLuz Trucking & Gravel LLC; 2016-01-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Deborah  DeLuz-Balog et al → Edwin DeLuz Trucking & Gravel LLC; 2016-01-13 to current/open; source msha-controller-operator-history