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You just replayed Karol Kozak vs Jan Komarow-Dereniowski. On CipherChess, the same board opens up any game — check every move against the engine, prep the players you're about to face, and keep it all in one place that follows you everywhere.
See it for yourselfAbout this chess game
This chess game between Karol Kozak (1866) and Jan Komarow-Dereniowski (1728) was played at Rubinstein Chess Festival 2026 - Open B in 2026 and finished 0-1. The opening was the Sicilian Defense: Open (B32).
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 Karol Kozak games or Jan Komarow-Dereniowski games? This Karol Kozak vs Jan Komarow-Dereniowski 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: Open.
Frequently asked questions
Who won Karol Kozak vs Jan Komarow-Dereniowski?
Karol Kozak vs Jan Komarow-Dereniowski (2026) finished 0-1, a win for Jan Komarow-Dereniowski.
What opening was played in Karol Kozak vs Jan Komarow-Dereniowski?
The game opened with the Sicilian Defense: Open (ECO B32).
Can I replay this chess game move by move?
Yes. Use the interactive board on this page to step through every move of Karol Kozak vs Jan Komarow-Dereniowski, or open it on the CipherChess analysis board to review it with the Stockfish engine.