Marcel Petersen vs Si1 Williams

Reykjavik Open 2025, 2025 · Result ½–½ · Sicilian Defense: French Variation (B40).

Si1 Williams2451½

Marcel Petersen2185½

Notation · 223 moves

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Game details

White: Marcel Petersen (2185)
Black: Si1 Williams (2451)
Result: ½–½
Event: Reykjavik Open 2025
Year: 2025
Opening: Sicilian Defense: French Variation (B40)

About this chess game

This chess game between Marcel Petersen (2185) and Si1 Williams (2451) was played at Reykjavik Open 2025 in 2025 and finished ½–½. The opening was the Sicilian Defense: French Variation (B40). 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 Marcel Petersen games or Si1 Williams games? This Marcel Petersen vs Si1 Williams 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: French Variation.

Frequently asked questions

Who won Marcel Petersen vs Si1 Williams?

Marcel Petersen vs Si1 Williams (2025) finished ½–½, and the game was drawn.

What opening was played in Marcel Petersen vs Si1 Williams?

The game opened with the Sicilian Defense: French Variation (ECO B40).

Can I replay this chess game move by move?

Yes. Use the interactive board on this page to step through every move of Marcel Petersen vs Si1 Williams, or open it on the CipherChess analysis board to review it with the Stockfish engine.