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You just replayed Simon Donath vs Josef Omarsson. 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 Simon Donath (1761) and Josef Omarsson (2011) was played at Reykjavik Open 2025 in 2025 and finished 1-0. The opening was the Sicilian Defense: Open (B33).
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 Simon Donath games or Josef Omarsson games? This Simon Donath vs Josef Omarsson 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 Simon Donath vs Josef Omarsson?
Simon Donath vs Josef Omarsson (2025) finished 1-0, a win for Simon Donath.
What opening was played in Simon Donath vs Josef Omarsson?
The game opened with the Sicilian Defense: Open (ECO B33).
Can I replay this chess game move by move?
Yes. Use the interactive board on this page to step through every move of Simon Donath vs Josef Omarsson, or open it on the CipherChess analysis board to review it with the Stockfish engine.