# Relationship history for MSHA mine 4300590

Current hierarchy: **Victor  Genier → Genier Slate Co Inc. → Route 153 Quarry**

- 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

- **controller_controls_mine:** Victor  Genier → Route 153 Quarry; 1996-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Genier Slate Co Inc. → Route 153 Quarry; 2003-04-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Victor  Genier → Genier Slate Co Inc.; 2003-04-15 to current/open; source msha-controller-operator-history