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You just replayed Catharinus Mulder vs Lourens Willemsen. 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 Catharinus Mulder (1924) and Lourens Willemsen (1765) was played at Haarlem Open and finished 1-0. The opening was the Petrov's Defense: Modern Attack (C43).
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 Catharinus Mulder games or Lourens Willemsen games? This Catharinus Mulder vs Lourens Willemsen 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 Petrov's Defense: Modern Attack.
Frequently asked questions
Who won Catharinus Mulder vs Lourens Willemsen?
Catharinus Mulder vs Lourens Willemsen finished 1-0, a win for Catharinus Mulder.
What opening was played in Catharinus Mulder vs Lourens Willemsen?
The game opened with the Petrov's Defense: Modern Attack (ECO C43).
Can I replay this chess game move by move?
Yes. Use the interactive board on this page to step through every move of Catharinus Mulder vs Lourens Willemsen, or open it on the CipherChess analysis board to review it with the Stockfish engine.