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ECO B31: Sicilian Defense

ECO B31 is part of volume B — Semi-Open Games. The Lichess chess-openings dataset files 5 named lines under it. The shortest is Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation: 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6.

That position has come up in 2,829,584 Lichess games between players rated 1600 to 2500: White won 49.5%, 5.8% were drawn and Black won 44.6%.

OpeningMovesPlies
Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 6
Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation, Gufeld Gambit 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 e5 6. d4 11
Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation, Lutikov Gambit 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 Nf6 6. d4 11
Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation, Totsky Attack 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 Nf6 6. Qa4 11
Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Gurgenidze Variation 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Re1 e5 6. b4 11