Sicilian Defense · B30
Nyezhmetdinov-Rossolimo Attack, San Francisco Gambit
1. e4 c5 2. Nf3 Nc6 3. Bb5 Na5 4. b4
Black's pawn on d7 is pinned against the king.
The first 4 moves, explained
- 1. e4 Stakes a claim in the centre, controlling d5, and frees the bishop and queen.
- 1... c5 Fights for d4 from the flank - contesting the centre without committing a centre pawn. Theory calls this the Sicilian Defense.
- 2. Nf3 Develops the knight to f3, eyeing d4 and e5.
- 2... Nc6 Develops the knight to c6, eyeing d4 and e5. Theory calls this the Old Sicilian.
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Where this fits
This line is one of 391 in the Sicilian Defense. If you want to know where your own games leave it, the guide on leaving theory explains how that is found.