# Relationship history for MSHA mine 2902490

Current hierarchy: **Payam  Ghoreishi → PG Enterprises, LLC → Impactor #1**

- 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:** Payam  Ghoreishi → Impactor #1; 2001-10-18 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** PG Enterprises, LLC → Impactor #1; 2017-12-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Payam  Ghoreishi → PG Enterprises, LLC; 2017-12-08 to current/open; source msha-controller-operator-history