# Relationship history for MSHA mine 0203284

Current hierarchy: **Johnny  Weik III → Superstition Crushing, LLC → Mine #6**

- 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:** Johnny  Weik III et al → Mine #6; 1993-07-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Superstition Crushing, LLC → Mine #6; 2011-06-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Johnny  Weik III et al → Superstition Crushing, LLC; 2011-06-28 to current/open; source msha-controller-operator-history