ECO B51
3 named openings and variations are classified as B51. ECO (Encyclopaedia of Chess Openings) codes group openings from A00 to E99 by their opening moves.
- Sicilian Defense: Moscow VariationB511. e4 c5 2. Nf3 d6 3. Bb5+
- Sicilian Defense: Moscow Variation, Dorfman GambitB511. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. O-O Bd7 5. Qe2 g6 6. e5
- Sicilian Defense: Moscow Variation, Moscow GambitB511. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. O-O Bd7 5. c3 Nf6 6. Re1 a6 7. Bxc6 Bxc6 8. d4 Bxe4 9. Bg5