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See it for yourselfAbout this chess game
This chess game between Mykola Bortnyk (2421) and Sebastian Lukas Kostolansky (2429) was played at 2026 NY Marshall Winter Invitational | IM C in 2026 and finished ½-½. The opening was the Semi-Slav Defense (D43).
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 Mykola Bortnyk games or Sebastian Lukas Kostolansky games? This Mykola Bortnyk vs Sebastian Lukas Kostolansky 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 Semi-Slav Defense.
Frequently asked questions
Who won Mykola Bortnyk vs Sebastian Lukas Kostolansky?
Mykola Bortnyk vs Sebastian Lukas Kostolansky (2026) finished ½-½, and the game was drawn.
What opening was played in Mykola Bortnyk vs Sebastian Lukas Kostolansky?
The game opened with the Semi-Slav Defense (ECO D43).
Can I replay this chess game move by move?
Yes. Use the interactive board on this page to step through every move of Mykola Bortnyk vs Sebastian Lukas Kostolansky, or open it on the CipherChess analysis board to review it with the Stockfish engine.