# Relationship history for MSHA mine 6000008

Current hierarchy: **Tony  Togiai → CTC Construction → CTC #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:** CTC Construction → CTC #1; 2016-06-08 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Tony  Togiai → CTC #1; 2016-06-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Tony  Togiai → CTC Construction; 2016-06-08 to current/open; source msha-controller-operator-history