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You just replayed Claudio Jahn vs Klaus Mertens. 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 Claudio Jahn (1685) and Klaus Mertens (2093) was played at 12. Int Senioren-Cup in 2024 and finished ½-½. The opening was the King's Pawn Game: Maróczy Defense (B07).
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 Claudio Jahn games or Klaus Mertens games? This Claudio Jahn vs Klaus Mertens 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 King's Pawn Game: Maróczy Defense.
Frequently asked questions
Who won Claudio Jahn vs Klaus Mertens?
Claudio Jahn vs Klaus Mertens (2024) finished ½-½, and the game was drawn.
What opening was played in Claudio Jahn vs Klaus Mertens?
The game opened with the King's Pawn Game: Maróczy Defense (ECO B07).
Can I replay this chess game move by move?
Yes. Use the interactive board on this page to step through every move of Claudio Jahn vs Klaus Mertens, or open it on the CipherChess analysis board to review it with the Stockfish engine.