# Relationship history for MSHA mine 0103620

Current hierarchy: **Joey  Williams; Anthony  Pritchett; Brian  Kendrick → SOUTH AL SAND AND GRAVEL, INC → TURKEY TROT**

- 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:** Anthony B Pritchett et al → TURKEY TROT; 2024-05-29 to 2025-03-07; source msha-controller-operator-history
- **controller_controls_mine:** Brian  Kendrick et al → TURKEY TROT; 2025-03-08 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** South AL Sand and Gravel, INC → TURKEY TROT; 2025-04-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Anthony B Pritchett et al → South AL Sand and Gravel, INC; 2025-04-08 to 2025-03-07; source msha-controller-operator-history
- **controller_controls_operator:** Tomika  Pritchett et al → South AL Sand and Gravel, INC; 2025-04-08 to 2025-03-07; source msha-controller-operator-history
- **controller_controls_operator:** Brian  Kendrick et al → South AL Sand and Gravel, INC; 2025-04-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Joey  Williams et al → South AL Sand and Gravel, INC; 2025-04-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Anthony  Pritchett et al → South AL Sand and Gravel, INC; 2025-04-08 to current/open; source msha-controller-operator-history