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See it for yourselfAbout this chess game
This chess game between Mahel Boyer (2520) and Aleksandr Ostrovskiy (2367) was played at 2026 Saint Louis Masters in 2026 and finished 0-1. 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 Mahel Boyer games or Aleksandr Ostrovskiy games? This Mahel Boyer vs Aleksandr Ostrovskiy 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 Mahel Boyer vs Aleksandr Ostrovskiy?
Mahel Boyer vs Aleksandr Ostrovskiy (2026) finished 0-1, a win for Aleksandr Ostrovskiy.
What opening was played in Mahel Boyer vs Aleksandr Ostrovskiy?
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 Mahel Boyer vs Aleksandr Ostrovskiy, or open it on the CipherChess analysis board to review it with the Stockfish engine.