B33: Sicilian: Pelikan and Sveshnikov Variations

1. e4 c5 1... e5 2. Nf3= 2. Nf3+/= Nc6 3. d4 cxd4 4. Nxd4 Black has a cramped position. Black's pieces can't move: c8+f8 4... Nf6 Black threatens to win material: Nf6xe4 5. Nc3 e5 6. Ndb5 d6 6... Bb4 7. a3 Bxc3+ 8. Nxc3+/- 7. Bg5 Black is behind in developement 7. Nd5!? Nxd5 8. exd5+/- (<= 8. Qxd5 a6 9. Bg5 f6=/+) 7... a6+/= Black threatens to win material: a6xb5 8. Na3 Be7 White has a very active position 9. Nc4 b5 9... O-O!? is an interesting idea 10. Bxf6 Bxf6 11. Qxd6 Be6+/= 10. Bxf6+- gxf6 11. Ne3 Be6 12. Bd3 h5 12... Rg8 13. Qh5+- 13. h4 13. Ncd5 h4+- 13... b4 13... Bf8 14. Ncd5+- 14. Ncd5 Nd4 14... Bf8 15. c3+- 15. Nxb4 Rb8 16. c3 a5 16... Rxb4 17. cxb4 (17. cxd4?! is the weaker alternative 17... d5+/=) 17... d5 18. exd5 Bxd5 19. O-O+- 17. Nbd5 17. Na6 and White can already relax 17... Rxb2 18. cxd4 Kf8+- 17... Nc6 17... Nb5 doesn't do any good 18. Bxb5+ Rxb5 19. b3+- 18. Qa4 Bd7 19. Bb5 Rxb5 20. Qxb5 Nb4 21. Qe2 Nxd5 22. Nxd5 Weaker is 22. exd5 f5 23. g3 a4+- 22... Bf8 23. Qc4 23. Rd1 makes it even easier for White 23... Bh6+- 23... f5 23... Bh6 is not the saving move 24. Qd3+- 24. Nc7+ Ke7 25. Nd5+ Ke8 26. b4 >= 26. exf5 seems even better 26... Bh6 27. f6 Rg8+- 26... fxe4 27. b5 Rg8 27... Bh6+- a last effort to resist the inevitable 28. b6 1-0 [Fritz 9 (5s)]