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46th FIDE Chess Olympiad 2026 · Open Round 5

GM Igor Efimov (2263) vs IM Thanh Tu Tran (2406)

Board 1, Monaco – Japan. Result: 0-1. 37 moves. Opening: Yusupov-Rubinstein System (A46).

Key moments

Move 18… Ne5 — swing
Move 19. Qe2 — swing