# Relationship history for MSHA mine 3610395

Current hierarchy: **Nektarios J Fitzpatrick → Agri Sales USA → Plant 1 (Portable)**

- 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:** Agri Sales USA → Plant 1 (Portable); 2022-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Nektarios J Fitzpatrick → Plant 1 (Portable); 2022-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Nektarios J Fitzpatrick → Agri Sales USA; 2022-06-01 to current/open; source msha-controller-operator-history