# Relationship history for MSHA mine 4201862

Current hierarchy: **Beck Ronald E → Ron E Beck Mining → Pappy #1**

- 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:** Ron E Beck Mining → Pappy #1; 1984-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Beck Ronald E → Pappy #1; 1984-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Beck Ronald E → Ron E Beck Mining; 1984-01-01 to current/open; source msha-controller-operator-history