Calles, Johan vs Piza Vera, Andres - FIDE World Youth U16 Chess Olympiad 2025

2026.06.28 vs Ivan Mauricio Velarde Morales 2026.06.22 vs Coto Anaya, Walter Alexander 2026.03.01 vs Tobar, Jorge 2026.02.28 vs Agreda Camilo alejandro 2026.02.22 vs Espinoza Espinoza, Nelson Enrique 2026.02.21 vs Coto Anaya, Walter Alexander 2026.02.14 vs Navarrete, Guillermo 2026.02.08 vs Melendez Cruz, Jose Roberto 2025.09.21 vs Nerio, Carlos Salvador 2025.09.14 vs Novoa Fuentes, Mateo Alberto 2025.09.13 vs Santos, Ana Mariela 2025.09.07 vs Gonzalez Sanchez, Hugo Antonio 2025.09.06 vs Chavez, German Omar 2025.09.01 vs Romero Martinez, Helen Alexandra 2025.09.01 vs Vaquerano, Daniel Mateo — vs Torres Hernandez, Deivy Santiago — vs Rizo Lopez, Angel David — vs Comas Bermeo, Emilie — vs Montano Velasco, Matias Khaleb — vs Piza Vera, Andres — vs Devnani, Yash — vs Amith Boddapati — vs Lucio Pinzon, Santiago — vs De Leon, Ariel