# Relationship history for MSHA mine 4105237

Current hierarchy: **Edmond Stillman  Maxon IV → Stillman Enterprises LLC → Stillman Enterprises**

- 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:** Stillman Enterprises LLC → Stillman Enterprises; 2017-02-28 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Edmond Stillman  Maxon IV → Stillman Enterprises; 2017-02-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Edmond Stillman  Maxon IV → Stillman Enterprises LLC; 2017-02-28 to current/open; source msha-controller-operator-history