# Relationship history for MSHA mine 3609069

Current hierarchy: **Shawn L  Mc Neice → Shawn L. McNeice, Sole Proprietor → Shawn #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:** Shawn L. McNeice, Sole Proprietor → Shawn #1; 2002-03-28 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Shawn L  Mc Neice → Shawn #1; 2002-03-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Shawn L  Mc Neice → Shawn L. McNeice, Sole Proprietor; 2002-03-28 to current/open; source msha-controller-operator-history