# Relationship history for MSHA mine 2700391

Current hierarchy: **William P  Angelini → WILLIAM P. ANGELINI JR. → W. ANGELINI 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: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **operator_operates_mine:** WILLIAM P. ANGELINI JR. → W. ANGELINI LLC; 2004-06-15 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** William P  Angelini → W. ANGELINI LLC; 2004-06-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** William P  Angelini → WILLIAM P. ANGELINI JR.; 2004-06-15 to current/open; source msha-controller-operator-history