46th FIDE Chess Olympiad 2026 · Open Round 11
IM Shinya Kojima (2273) vs IM German Gonzalo Quirhuayo Chumbe (2381)
Board 4, Japan – Peru. Result: 0-1. 29 moves. Opening: Blumenfeld Countergambit (E10).
Key moments
- Move 27. Rd2 — swing
- Move 28. Rfd1 — decisive
- Move 28… Qa5 — swing