# Relationship history for MSHA mine 1505059

Current hierarchy: **Gary  Asher → Appolo Fuels Inc → Tipple No 4**

- 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:** Gary  Asher → Tipple No 4; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** J L Thacker Inc → Tipple No 4; 1950-01-01 to 1978-01-17; source msha-controller-operator-history
- **controller_controls_mine:** Thacker J L → Tipple No 4; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Thacker J L → J L Thacker Inc; 1950-01-01 to 1978-01-17; source msha-controller-operator-history
- **operator_operates_mine:** Appolo Fuels Inc → Tipple No 4; 1978-01-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Gary  Asher → Appolo Fuels Inc; 1978-01-18 to current/open; source msha-controller-operator-history