Chess game between Eyber Sierra Castillo and CM Juan Diego Viasus Cuellar in Final Nacional Colombia Intercolegiados Blitz 2025 | Juvenil Masculino, Round 5, board 5. Result: 0-1.
Round 5 · Board 5 · Oct 28, 2025 · 0-1 · TC 4+2
B22 · Sicilian Defense: Alapin Variation
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