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You just replayed Roger O'Toole vs Jacek Mroczek. 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 Roger O'Toole (2413) and Jacek Mroczek (1840) was played at 5. LSS WCH S-00001 in 2017 and finished ½-½. The opening was the French Defense: Winawer Variation, Advance Variation (C18).
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 Roger O'Toole games or Jacek Mroczek games? This Roger O'Toole vs Jacek Mroczek 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 French Defense: Winawer Variation, Advance Variation.
Frequently asked questions
Who won Roger O'Toole vs Jacek Mroczek?
Roger O'Toole vs Jacek Mroczek (2017) finished ½-½, and the game was drawn.
What opening was played in Roger O'Toole vs Jacek Mroczek?
The game opened with the French Defense: Winawer Variation, Advance Variation (ECO C18).
Can I replay this chess game move by move?
Yes. Use the interactive board on this page to step through every move of Roger O'Toole vs Jacek Mroczek, or open it on the CipherChess analysis board to review it with the Stockfish engine.