| Country | Chess tournament name | Start | End |
|---|---|---|---|
 |
Semnan Province Chess Championship - Girls U8 | 2025-09-04 | 2025-09-05 |
|
Semnan Province Chess Championship - Girls U10 | 2025-09-04 | 2025-09-05 |
|
Semnan Province Chess Championship - Boys U8 | 2025-09-04 | 2025-09-05 |
|
Semnan Province Chess Championship - Boys U10 | 2025-09-04 | 2025-09-05 |
|
Semnan Province Chess Championship - Boys U12 | 2025-09-04 | 2025-09-05 |