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FIDE World U7-U17 Championships 2026 · Abierto Sub17 Round 3

CM David Alonso Vargas (2178) vs FM Lionel Sierra Vallina (2381)

Board 8. Result: 0-1. 85 moves. Opening: Nimzo-Indian Defense: Classical Variation (E32).

Key moments

Move 12. g3 — blunder
Move 22. Bd2 — blunder
Move 64. Bg3 — decisive