# Relationship history for MSHA mine 3102349

Current hierarchy: **Larry Kenneth  Autry; Kenneth Chad  Autry → 3rd GENERATION VENTURES, LLC → PARKTON BORROW PIT**

- 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

- **operator_operates_mine:** 3rd GENERATION VENTURES, LLC → PARKTON BORROW PIT; 2022-03-16 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Kenneth Chad  Autry et al → PARKTON BORROW PIT; 2022-03-16 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Kenneth Chad  Autry et al → 3rd GENERATION VENTURES, LLC; 2022-03-16 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Larry Kenneth  Autry et al → 3rd GENERATION VENTURES, LLC; 2022-03-16 to current/open; source msha-controller-operator-history