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46th FIDE Chess Olympiad 2026 · Open Round 4

CM Hassan Mohamed (1872) vs Riccardo Costalonga (2184)

Board 2, Maldives – Monaco. Result: 0-1. 49 moves. Opening: Sicilian Defense: French Variation (B40).

Key moments

Move 32. Bb4 — blunder
Move 39… Bd4+ — blunder
Move 42. a5 — blunder