Morozevich,A (2742) - Nataf,I (2546)
NAO Masters Cannes FRA (5), 26.02.2002

[Fritz 7 (45s)] -
B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6

1.e2-e4 c7-c5 2.Ng1f3 Nb8-c6 3.Bf1b5 e7-e6 4.00 Ng8-e7 5.c2-c3 a7-a6 6.Bb5-e2 d7-d5 7.e4xd5 Ne7xd5 8.d2-d4 c5xd4 9.Nf3xd4 Bc8-d7 10.c3-c4 Nc6xd4 11.Qd1xd4

 [Less advisable is 11.c4xd5 Nd4xe2+ 12.Qd1xe2 Bd7-b5]

11...Qd8-f6 12.Qd4xf6 Nd5xf6

[12...g7xf6?? 13.c4xd5 e6xd5 14.Nb1c3+-]

13.Bc1e3 Ra8-c8 14.Nb1c3 Bf8-d6 15.Ra1c1 Ke8-e7 16.a2-a3 Consolidates b4 16...a6-a5 17.Rf1d1 a5-a4 18.f2-f4 Bd6-c5 19.Kg1f2 Rh8-g8 20.h2-h4 h7-h5 21.Be3xc5+ Rc8xc5 22.Rd1d4 Rg8-c8 23.Rc1d1 Bd7-e8 24.Kf2-e1 Be8-c6 25.Rd1d2 Nf6-d7 26.Nc3-e4

[26.g2-g3 Nd7-b6=]

26...Bc6xe4 27.Rd4xd7+ Ke7-e8 28.Be2-d1 Be4-c6 29.Rd7-d4 Ke8-e7 30.g2-g3 Bc6-e8 31.Bd1e2 f7-f6 32.Rd4-d6 Be8-c6 33.Ke1f2 Bc6-d5

[33...g7-g5 34.h4xg5 f6xg5 35.Rd6-d4]

34.Rd6-b6= Bd5-c6

[Weaker is 34...Bd5xc4 35.Rb6xb7+ Ke7-e8 36.Be2-d1+-]

35.Kf2-e3 g7-g5 36.h4xg5 f6xg5 37.Ke3-d4

[37.Be2-d3!?=]

37...Rc5-a5 38.Kd4-c3

[38.Kd4-e3 g5xf4+ 39.g3xf4 Rc8-g8]

38...g5xf4 39.g3xf4 h5-h4 40.Rd2-d3 Ra5-f5 41.Be2-f3 Rf5xf4 42.Bf3xc6 b7xc6

[Not 42...Rc8xc6 43.Rb6xb7+ Ke7-f6 44.Rb7-b4]

43.Rb6-b7+ Ke7-f6 44.Rb7-h7

[44.Rb7-a7+]

44...Rc8-b8 45.Rd3-d6

[45.Rh7-h5 Rb8-b3+ 46.Kc3-c2 Kf6-g6+]

45...Rb8-b3+ 46.Kc3-d2

[46.Kc3-c2 hardly improves anything 46...Rf4xc4+ 47.Kc2-b1 Rb3-e3 48.Rh7-h6+ Kf6-f5+]

46...Rb3xb2+ 47.Kd2-e3 Rf4xc4 48.Rh7-h6+ Kf6-g5 49.Rd6xe6 Rb2-b3+ 50.Ke3-d2 Kg5-g4 51.Re6-g6+ Kg4-h3 52.Rg6-g1 Kh3-h2

[52...Kh3-h2 53.Rg1e1 Rb3xa3 54.Re1e2+ Kh2-g3 55.Rh6-g6+ Kg3-f3+; 52...Rb3xa3 53.Rg1h1+ Kh3-g2 54.Rh6xh4 Ra3-a2+ 55.Kd2-d3 Rc4xh4 56.Rh1xh4] 01