B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6 1.e4 c5 2.Nf3 e6 3.d3 Nc6 4.g3 Nf6 5.Bg2 Be7 6.0-0 0-0 7.Nbd2 Rb8 8.Re1 d6 last book move

9.c3 Prevents intrusion on b4+d4

9...b6 10.d4 Qc7 11.e5 White threatens to win material: e5xf6

11...Nd5?? gives the opponent new chances [11...dxe5 12.Nxe5 Bb7 13.Ndc4 Nxe5 14.dxe5= (14.Rxe5?? cxd4 15.Bxb7 Rxb7-+ (15...Qxb7?! 16.cxd4 (16.Qxd4?? Rfd8-+ ) 16...Rfc8 17.Qb3-/+ ) ; 14.Nxe5?! Bxg2 15.Kxg2 cxd4= ) ]

12.exd6?? there were better ways to keep up the pressure [>=12.c4 White missed this excellent chance 12...Ndb4 13.exd6 Qxd6 14.a3+- ]

12...Bxd6+/= [Instead of 12...Qxd6 13.c4 Nf6 14.Nb3+/- ]

13.Ne4 c4 [13...Ba6!?+/= ]

14.Nxd6+/- Qxd6 15.Ng5 [15.Qc2 b5+/- ]

15...Nce7 [15...h6!? must definitely be considered 16.Nh3 Nce7+/= ]

16.Qc2+/- Ng6 17.h4 Nf6 18.Nxh7! decapitation

18...Nxh7 [18...Nxh7 19.h5 Combination; 18...Kxh7 19.Bf4 Combination]

19.h5 Nh4 [19...Bb7 20.hxg6 fxg6 21.Qxg6+- ]

20.Bf4 [Weaker is 20.gxh4 Nf6 21.Qd2 Nxh5+- ]

20...Qd8 21.gxh4 [21.Bxb8 is much weaker 21...Nxg2 22.Kxg2 Bb7+ 23.f3 Qxb8-+ ]

21...Rb7 22.h6 [22.Bxb7?! Bxb7 23.f3 Bxf3+/- ]

22...Qxh4 23.hxg7 [23.Bxb7?? would spoil everything 23...Bxb7 24.f3 Qxf4 25.hxg7 Kxg7-+ ]

23...Kxg7 [23...Rd8 24.Bg3 Qh6 25.Re3+- ]

24.Re4 Qh5 [24...Qd8 cannot change what is in store for ? 25.Be5+ f6 26.Rg4+ Kh8 27.Bxb7 Bxb7 28.Qg6+- ]

25.Re3 f5 [25...e5 the last chance for counterplay 26.Rg3+ Kh8+- ]

26.Rh3 Qe8 27.Be5+ Nf6 [27...Kg6 does not win a prize 28.Rg3+ Ng5 29.Qd2+- ]

28.Qd2 Kf7 [28...Qg6 otherwise it's curtains at once 29.Rg3 Rbf7+- ]

29.Qg5 Qe7 30.Bxf6 [>=30.Rh6 ends the debate 30...Ke8 31.Bxf6 Qf7 32.Bc6+ Bd7 33.Bxb7 Rg8+- ]

30...Qxf6 31.Rh7+ Ke8 32.Qxf6 Rxh7 [32...Rxf6 there is nothing else anyway 33.Bxb7 Bd7+- ]

33.Bc6+ [33.Bc6+ Bd7 34.Qxe6+ Kd8 35.Qd6 Rg7+ 36.Kf1+- ]

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