# Relationship history for MSHA mine 4801493

Current hierarchy: **Vincent Paul  Moltz → Asi-Moltz → Screening Plant No One**

- 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:** Asi-Moltz → Screening Plant No One; 1989-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Vincent Paul  Moltz → Screening Plant No One; 1989-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Vincent Paul  Moltz → Asi-Moltz; 1989-05-01 to current/open; source msha-controller-operator-history