A00 Sokolsky Opening 1.b4 e5

A00: Sokolsky Opening (1.b4)

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1.b4 e5 2.Bb2 Bxb4 3.Bxe5

File:A00sokolsky(b4e5)W.jpg File:A00sokolsky(b4e5)B.jpg

Nf6 4.c4

[4.Nc3 Nc6 5.Bxf6 (5.Bg3?!³) 5...Qxf6 6.Nd5 Qe5 7.Nxb4 Nxb4 8.Rb1 (8.c3?? Nd3#) 8...Nxa2 9.Rb3= (9.c3=) ; 4.Nf3 0–0 5.e3 d5 :

A) 6.Be2 Re8 7.0–0 Bg4 8.Bb2 (8.d3?? Bxf3 9.Bxf3 Rxe5–+) 8...Nbd7 9.d3 c6 10.Nbd2 Qc7 11.Rb1 Bc5 12.c4=;

B) 6.c4 ]

4...Nc6

[4...0–0 5.Nf3 d5 6.e3 Be7 (6...c5 7.cxd5 Nxd5 8.Be2 Nc6 9.Bb2 Bg4 10.0–0 Qe7 11.Qc2 Rfd8 12.a3 Ba5 13.Rc1 b6=) 7.Bb2 c5 8.Be2 Nc6 9.cxd5 Nxd5 10.0–0 Bf6 11.Qc1 (11.d4 cxd4 12.Nxd4 Qb6 13.Qd2 Nxd4 14.Bxd4 Bxd4 15.exd4 Be6=)11...Ndb4 12.Bxf6 Qxf6 13.Nc3 Bf5 14.a3 Na6=]

5.Bb2 0–0 6.e3

[6.Nf3 d5 7.cxd5 Nxd5 8.g3=]

6...d5 7.Nf3 Bg4

[7...Re8 8.cxd5:

A) 8...Qxd5 9.Be2 Bf5 10.a3 Ba5 11.0–0 Rad8 12.d4 (12.Bxf6 gxf6 13.d4=)12...Ne4 13.Qc1 Qd6 14.Rd1 Be6 15.Nbd2 Bd5=;

B) 8...Nxd5 9.Qc2 Nf4 10.Kd1 (10.Qc4 Ng6 11.Bd3 Be6 12.Qc2 Bd5 13.0–0 Bxf3³; 10.Nc3?! Bg4 11.Nb5 Bxf3 12.gxf3 Qh4 13.e4³) 10...Nd5 11.Bd3 h6 12.Bh7+ Kh8=]

8.a3 Bd6 9.cxd5 Nxd5 10.Be2 Be7

[10...Qe7=; 10...Re8=]

11.0–0 Bf6 12.d4 Re8 13.Nbd2 a6

[13...Bf5 14.Bb5=]

14.Qc2 Qd7 15.Bd3 g6

[15...h6 16.h3 Bxf3 17.Nxf3 Rad8 18.Bh7+ Kh8 19.Bf5=]

16.h3 Bxf3

[16...Be6 17.Ne4=]

17.Nxf3 Rad8 18.Rfd1 Bg7

[18...Nb6?:

'A) 19.d5!? Ne5 (19...Nxd5? 20.Bc4 Bxb2 21.Qxb2 Qe6 22.Qxb7±) 20.Bxe5 Bxe5 21.Nxe5 Rxe5 22.e4= White's center pawns are good.';

B) 19.Rac1² ]

19.e4 Nf4

[19...Nb6?! 20.d5:

A) 20...Ne7? 21.Bxg7 Kxg7 22.Qb2+ f6 (22...Kg8 23.Ne5 Qd6 24.Ng4 Kf8 25.Qh8+ Ng8 26.Nh6+-) 23.Nd4+-;

B) 20...Ne5 21.Nxe5 Bxe5 22.Bxe5 Rxe5 23.a4²]

20.Bf1 Ne7

[20...Qe7?! 21.e5: (21.d5 Ne5 22.Nxe5 Bxe5 23.Bxe5 Qxe5 24.g3²)

A) 21...Nd5? 22.Bxa6 Ncb4 23.axb4 Nxb4 24.Qb3:

A1) 24...bxa6 25.Bc3:

A1a) 25...Nd5 26.Rxa6 Nxc3 27.Qxc3 c5 28.d5 Bxe5 (28...Qb7 29.Ra5 Rxd5 30.Rxd5 Qxd5 31.Rxc5+-) 29.Nxe5 Qxe5 30.Qxc5+-;

A1b) 25...Rb8 26.Qc4 Rb6 27.Rdb1 Reb8 28.Rxb4 Rxb4 29.Bxb4 Rxb4 30.Qxa6+-;

A2) 24...Nxa6 25.Qxb7 Rb8 (25...Nc5 26.dxc5 Rb8 27.Qc6 Rxb2 28.Rd7 Qf8 29.Rxc7+-) 26.Qxa6 Rxb2 27.Qc6 Rb6 28.Qc2 Rb7 29.Rdc1 f6 30.Qc6 Reb8 31.Ra8 Rb6 32.Rxb8+ Rxb8 33.Qxc7+-;

B) 21...Qd7 ;

20...Re7 21.Rac1 Nb8 22.Ne5 (22.Bc4 Nc6 23.Bb3 h6 24.d5 Ne5 25.Nxe5 Bxe5 26.Bxe5 Rxe5=) 22...Qc8 23.Qc3 g5 24.Qc5 Rde8=]

21.Rac1 c6 22.Ne5 Qc7

[22...Bxe5? 23.dxe5 Qc8 24.e6 Rxd1 25.exf7+ Kxf7 26.Rxd1 b5 27.Qc3 Rf8 28.Qg7+ Ke8 29.Qxh7+-]