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You just replayed Ruijia Zhang vs Oliver 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 Ruijia Zhang (2051) and Oliver Sun (1769) was played at ACC Chess Festival 2026 | Classic in 2025 and finished 1-0. The opening was the Caro-Kann Defense (B12).
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 Ruijia Zhang games or Oliver Sun games? This Ruijia Zhang vs Oliver 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 Caro-Kann Defense.
Frequently asked questions
Who won Ruijia Zhang vs Oliver Sun?
Ruijia Zhang vs Oliver Sun (2025) finished 1-0, a win for Ruijia Zhang.
What opening was played in Ruijia Zhang vs Oliver Sun?
The game opened with the Caro-Kann Defense (ECO B12).
Can I replay this chess game move by move?
Yes. Use the interactive board on this page to step through every move of Ruijia Zhang vs Oliver Sun, or open it on the CipherChess analysis board to review it with the Stockfish engine.