1. Main line 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. O-O Nc6 6. c3 Nf6 7. d4 Choose a line 1. Main line 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. O-O Nc6 6. c3 Nf6 7. d4 2. Sicilian Defense: Moscow Variation, Main Line 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 3. Sicilian Defense: Moscow Variation, Sokolsky Variation 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Close 1. Main line 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. O-O Nc6 6. c3 Nf6 7. d4 2. Sicilian Defense: Moscow Variation, Main Line 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 3. Sicilian Defense: Moscow Variation, Sokolsky Variation 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Next