# Relationship history for MSHA mine 6000004

Current hierarchy: **George J Poysky III; George J Poysky Jr → SAMOA MARITIME COMPANY → FAGA'ALU QUARRY**

- 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:** SAMOA MARITIME COMPANY → FAGA'ALU QUARRY; 2016-01-13 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** George J Poysky III et al → FAGA'ALU QUARRY; 2016-01-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** George J Poysky III et al → SAMOA MARITIME COMPANY; 2016-01-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** George J Poysky Jr et al → SAMOA MARITIME COMPANY; 2016-01-13 to current/open; source msha-controller-operator-history