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See it for yourselfAbout this chess game
This chess game between Jakub Kosakowski (2549) and Michal Wieckowski (2007) was played at Szansa Open Rapid 2025 in 2025 and finished 1-0. The opening was the Sicilian Defense: Old Sicilian (B30).
You can replay the full game move by move on the interactive board above, or open it on the CipherChess analysis board to study every move with the Stockfish engine.
Looking for more Jakub Kosakowski games or Michal Wieckowski games? This Jakub Kosakowski vs Michal Wieckowski encounter is one of millions of chess games indexed in the CipherChess mega database. Browse both players' full records, the openings they play most, and head-to-head results, then load any game onto the board to prepare your own lines against the Sicilian Defense: Old Sicilian.
Frequently asked questions
Who won Jakub Kosakowski vs Michal Wieckowski?
Jakub Kosakowski vs Michal Wieckowski (2025) finished 1-0, a win for Jakub Kosakowski.
What opening was played in Jakub Kosakowski vs Michal Wieckowski?
The game opened with the Sicilian Defense: Old Sicilian (ECO B30).
Can I replay this chess game move by move?
Yes. Use the interactive board on this page to step through every move of Jakub Kosakowski vs Michal Wieckowski, or open it on the CipherChess analysis board to review it with the Stockfish engine.