# Relationship history for MSHA mine 1701156

Current hierarchy: **Jason  Tyler → Comprehensive Land Technologies, Inc. → McCloskey Screen S190 3DT #903559**

- 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:** Jason  Tyler → McCloskey Screen S190 3DT #903559; 2024-03-18 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Comprehensive Land Technologies, Inc. → McCloskey Screen S190 3DT #903559; 2025-03-25 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jason  Tyler → Comprehensive Land Technologies, Inc.; 2025-03-25 to current/open; source msha-controller-operator-history