# Relationship history for MSHA mine 4003195

Current hierarchy: **David G  Teague; Fred E  Teague → Teague Transports, LLC → Teague Transports, LLC Airways**

- 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:** Fred E  Teague et al → Teague Transports, LLC Airways; 1984-05-08 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Teague Transports, LLC → Teague Transports, LLC Airways; 2002-02-01 to 2003-05-08; source msha-controller-operator-history
- **controller_controls_mine:** David G  Teague et al → Teague Transports, LLC Airways; 2002-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** David G  Teague et al → Teague Transports, LLC; 2002-02-01 to 2003-05-08; source msha-controller-operator-history
- **controller_controls_operator:** Fred E  Teague et al → Teague Transports, LLC; 2002-02-01 to 2003-05-08; source msha-controller-operator-history
- **operator_operates_mine:** Teague Transports, LLC → Teague Transports, LLC Airways; 2003-05-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Fred E  Teague et al → Teague Transports, LLC; 2003-05-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** David G  Teague et al → Teague Transports, LLC; 2003-05-09 to current/open; source msha-controller-operator-history