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You just replayed Alexander Katz vs Ryan Sun. 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 Alexander Katz (2355) and Ryan Sun (2346) was played at Marshall Summer Inv GMB in 2025 and finished 1-0. The opening was the Italian Game: Classical Variation (C54).
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 Alexander Katz games or Ryan Sun games? This Alexander Katz vs Ryan Sun 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 Italian Game: Classical Variation.
Frequently asked questions
Who won Alexander Katz vs Ryan Sun?
Alexander Katz vs Ryan Sun (2025) finished 1-0, a win for Alexander Katz.
What opening was played in Alexander Katz vs Ryan Sun?
The game opened with the Italian Game: Classical Variation (ECO C54).
Can I replay this chess game move by move?
Yes. Use the interactive board on this page to step through every move of Alexander Katz vs Ryan Sun, or open it on the CipherChess analysis board to review it with the Stockfish engine.