| Country | Chess tournament name | Start | End |
|---|---|---|---|
 |
I Open Chess LBC - 7a9 Grado - Masculino | 2025-05-02 | 2025-05-02 |
|
I Open Chess LBC - 1a3 Grado - Masculino | 2025-05-02 | 2025-05-02 |
|
I Open Chess LBC - 1a3 Grado - Femenino | 2025-05-02 | 2025-05-02 |
|
I Open Chess LBC - 4a6 Grado - Masculino | 2025-05-02 | 2025-05-02 |
|
I Open Chess LBC - 4a6 Grado - Femenino | 2025-05-02 | 2025-05-02 |