B31 — Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation

Semi-Open Games incl. Sicilian (B00–B99)

ECO B31 covers Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation and related lines (Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation, Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation, Gufeld Gambit, Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation, Lutikov Gambit, Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation, Totsky Attack). Main line 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 with variations, statistics, and the best responses.

5 lines under B31
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
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
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
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