Koch, Maciej vs Koszalka, Filip — Rubinstein Mem Open B

🇵🇱
Koch, Maciej
1767
0-1
Black wins
🇵🇱
Koszalka, Filip
1858
Event
Rubinstein Mem Open B
Date
Aug 20, 2025
Site
Polanica Zdroj POL
Round
5.17
Opening
B31Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Gurgenidze Variation: Nimzovich-Rossolimo attack (with ...g6, without ...d6)
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