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You just replayed Ramon Koster vs Rick Duijker. 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 Ramon Koster (2307) and Rick Duijker (2148) was played at Chessfestival Groningen 2025 | Open A in 2025 and finished ½-½. The opening was the Queen's Gambit Accepted: Normal Variation (D21).
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 Ramon Koster games or Rick Duijker games? This Ramon Koster vs Rick Duijker 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 Queen's Gambit Accepted: Normal Variation.
Frequently asked questions
Who won Ramon Koster vs Rick Duijker?
Ramon Koster vs Rick Duijker (2025) finished ½-½, and the game was drawn.
What opening was played in Ramon Koster vs Rick Duijker?
The game opened with the Queen's Gambit Accepted: Normal Variation (ECO D21).
Can I replay this chess game move by move?
Yes. Use the interactive board on this page to step through every move of Ramon Koster vs Rick Duijker, or open it on the CipherChess analysis board to review it with the Stockfish engine.