# Relationship history for MSHA mine 4105615

Current hierarchy: **Alek  Cusick; Skyler  Cusick → Texas Elite Eight, LLC → DA1**

- 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:** Skyler  Cusick et al → DA1; 2022-01-19 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Texas Elite Eight, LLC → DA1; 2022-04-11 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Skyler  Cusick et al → Texas Elite Eight, LLC; 2022-04-11 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Alek  Cusick et al → Texas Elite Eight, LLC; 2022-04-11 to current/open; source msha-controller-operator-history