# Relationship history for MSHA mine 4003616

Current hierarchy: **Vic  DiGeronimo Jr → Independence Excavating, Inc. → 200-00012 Superior 3455 Jaw**

- 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:** Vic  DiGeronimo Jr et al → 200-00012 Superior 3455 Jaw; 2002-07-03 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Independence Excavating, Inc. → 200-00012 Superior 3455 Jaw; 2024-06-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Vic  DiGeronimo Jr et al → Independence Excavating, Inc.; 2024-06-05 to current/open; source msha-controller-operator-history