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You just replayed Pascal Barzen vs Chiel Koster. 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 Pascal Barzen (2348) and Chiel Koster (2141) was played at 17. BPB Limburg Open in 2025 and finished 1-0. The opening was the Sicilian Defense: Old Sicilian (B30).
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 Pascal Barzen games or Chiel Koster games? This Pascal Barzen vs Chiel Koster 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: Old Sicilian.
Frequently asked questions
Who won Pascal Barzen vs Chiel Koster?
Pascal Barzen vs Chiel Koster (2025) finished 1-0, a win for Pascal Barzen.
What opening was played in Pascal Barzen vs Chiel Koster?
The game opened with the Sicilian Defense: Old Sicilian (ECO B30).
Can I replay this chess game move by move?
Yes. Use the interactive board on this page to step through every move of Pascal Barzen vs Chiel Koster, or open it on the CipherChess analysis board to review it with the Stockfish engine.