Home › Openings › Sicilian Defense › Sicilian Defense: Moscow Variation Sicilian Defense: Moscow Variation, Haag Gambit ECO B52 · 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. O-O Nc6 6. c3 Nf6 7. d4 Related variationsSicilian Defense: Moscow Variation, Main LineSicilian Defense: Moscow Variation, Sokolsky VariationSicilian Defense: Moscow Variation, Dorfman GambitSicilian Defense: Moscow Variation, Moscow Gambit Practice this opening · Play against the computer