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You just replayed Ignacio Marin vs John A Grefe. 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 Ignacio Marin (2285) and John A Grefe (2390) was played at Labor Day Festival Open and finished 1-0. The opening was the Sicilian Defense (B20).
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 Ignacio Marin games or John A Grefe games? This Ignacio Marin vs John A Grefe 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.
Frequently asked questions
Who won Ignacio Marin vs John A Grefe?
Ignacio Marin vs John A Grefe finished 1-0, a win for Ignacio Marin.
What opening was played in Ignacio Marin vs John A Grefe?
The game opened with the Sicilian Defense (ECO B20).
Can I replay this chess game move by move?
Yes. Use the interactive board on this page to step through every move of Ignacio Marin vs John A Grefe, or open it on the CipherChess analysis board to review it with the Stockfish engine.