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You just replayed Marcin Sieciechowicz vs Jacek Szwed. 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 Marcin Sieciechowicz (2403) and Jacek Szwed (2303) was played at Semifinals ch-POL 2025 in 2025 and finished ½-½. The opening was the Queen's Gambit Accepted: Classical Defense, Alekhine System (D28).
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 Marcin Sieciechowicz games or Jacek Szwed games? This Marcin Sieciechowicz vs Jacek Szwed 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 Queen's Gambit Accepted: Classical Defense, Alekhine System.
Frequently asked questions
Who won Marcin Sieciechowicz vs Jacek Szwed?
Marcin Sieciechowicz vs Jacek Szwed (2025) finished ½-½, and the game was drawn.
What opening was played in Marcin Sieciechowicz vs Jacek Szwed?
The game opened with the Queen's Gambit Accepted: Classical Defense, Alekhine System (ECO D28).
Can I replay this chess game move by move?
Yes. Use the interactive board on this page to step through every move of Marcin Sieciechowicz vs Jacek Szwed, or open it on the CipherChess analysis board to review it with the Stockfish engine.