__RandomVisitor__: If 18.b3 was played:

Bondarevsky Igor - Bronstein David [C47]

Ch URS (1/2 final) Moscow (Russia) (5), 1945

[Rybka 2.2n2 mp ]

1.e4 e5

2.Nf3 Nc6

3.Nc3 Nf6

4.d4 exd4

5.Nxd4 Bb4

6.Nxc6 bxc6 last book move

7.Qd4 -0.18/18 Qe7 -0.18/17

8.f3 -0.18/16 d5= -0.09/17

[Rybka 2.2n2 mp : 8...Bc5 9.Qd3= -0.18/16 ]

9.Bd2= -0.23/16

[Rybka 2.2n2 mp : 9.Bg5 Bc5 10.Bxf6 Bxd4 11.Bxe7= -0.09/17 ]

9...00 -0.23/17

10.000 -0.23/17 c5 -0.22/19

11.Qf2 -0.18/16 d4 -0.22/17

12.Nb1 -0.24/15 Bxd2+ -0.25/15

13.Nxd2 -0.27/15 Nd7= -0.15/16

[Rybka 2.2n2 mp : 13...a5 14.Qh4 Ba6 15.Bxa6 Rxa6 16.a3 a4 17.Qf4 Rb8 18.Nc4 Re8 19.Qf5 g6³ -0.27/15 ]

14.f4= -0.20/16

[Rybka 2.2n2 mp : 14.Qg3 Nb6 15.h4 h6 16.Nc4 Nxc4 17.Bxc4 Rb8 18.Rd3 Rb4 19.Bd5 Bb7 20.Bxb7 Rxb7= -0.15/16 ]

14...Rb8 -0.17/15

15.Qf3³ -0.30/16

[Rybka 2.2n2 mp : 15.Bd3 Nb6 16.Qg3 Bd7 17.Rhe1 h5 18.e5 Nd5 19.Ne4 Bg4 20.Be2 Bxe2= -0.17/15 ]

15...Nb6 -0.34/14

16.Qa3 -0.33/14 Qf6= -0.19/15

[Rybka 2.2n2 mp : 16...Bd7 17.Bd3 Na4 18.Nc4 Rb7 19.Rde1 Rfb8 20.b3 Nc3 21.Ne5 Be6³ -0.33/14 ]

17.g3= -0.25/16

[Rybka 2.2n2 mp : 17.Bd3 Qc6 18.Nb3 Na4 19.Na5 Qd7 20.Nc4 Qb5 21.f5 Qc6 22.b3 Nc3= -0.19/15 ]

17...Qc6 -0.26/16

18.b3³ -0.39/16

[Rybka 2.2n2 mp : 18.Re1 Be6 19.Nf3 f6 20.Qa6 Qa4 21.Qxa4 Nxa4 22.b3 Nc3³ -0.26/16 ]

18...a5 -0.54/17

19.Bd3΅ -0.72/18

[Rybka 2.2n2 mp : 19.Qxa5 Bd7 20.a4 Ra8 21.Qb5 Qd6 22.e5 Qd5 23.Bc4 Bxb5 24.Bxd5 Nxd5 25.axb5 Ne3³ -0.54/17 ]

19...a4 -0.69/16

20.e5 -0.74/18 Be6 -0.73/17

21.Rhe1 -0.82/16 Ra8³ -0.52/18

[Rybka 2.2n2 mp : 21...axb3 22.cxb3 h6 23.Be4 Bd5 24.Bc2 Ra8 25.Qb2 Rfb8 26.Qa1 Ra3 27.Nb1 Ra6 28.Nd2΅ -0.82/16 ]
22.b4΅ -0.79/19

[Rybka 2.2n2 mp : 22.Be4 Nd5 23.b4 cxb4 24.Qd3 Rfb8 25.f5 b3 26.axb3 Qc5 27.Nf3 Rxb3 28.Qxd4 Qa3+³ -0.52/18 ]

22...c4³ -0.35/20

[Rybka 2.2n2 mp : 22...cxb4 23.Qxb4 Nd5 24.Qxd4 Nc3 25.Ne4 Nxd1 26.Rxd1 Rfd8 27.Qc5 Qxc5 28.Nxc5 Bxa2΅ -0.79/19 ]

23.Be4 -0.37/20 Bd5 -0.37/18

24.Qf3΅ -0.89/18

[Rybka 2.2n2 mp : 24.Bxd5 Nxd5 25.Ne4 Qb6 26.Nc5 d3 27.c3 Qh6 28.Qb2 a3 29.Qd2 Qc6 30.e6 Qb5³ -0.37/18 ]

24...c3 -0.89/17

25.Nb1+ -1.72/20

[Rybka 2.2n2 mp : 25.Bxh7+ Kxh7 26.Ne4 Qg6 27.Rxd4 Bxa2 28.Qxc3 Bd5 29.Qd3 Bxe4 30.Qxe4 Rfd8 31.Qxg6+ Kxg6΅ -0.89/17 ]

25...Qc4 -1.66/19

26.Nxc3 -2.07/19 dxc3 -2.16/20

27.Rxd5?+ -4.04/17

[Rybka 2.2n2 mp : 27.Bxd5 Qxb4 28.Rd3 Rad8 29.Qe4 Nxd5 30.Qxb4 Nxb4 31.Rxd8 Rxd8 32.Re4 Nd5 33.a3+ -2.16/20 ]

27...Nxd5?΅ -1.17/21

[Rybka 2.2n2 mp : 27...Qxa2 28.Qxc3 Nxd5 29.Bxd5 Qxd5 30.Rd1 Qb7+ -4.04/17 ]

28.Bxd5 -1.12/22 Qxb4 -1.19/20

29.Bxa8 -1.31/20 Rd8 -1.59/22

30.Bd5 -1.56/19 c6 -1.59/19

31.e6??+ -4.73/22

[Rybka 2.2n2 mp : 31.Qe4 Qb2+ 32.Kd1 Qxa2 33.Ke2 cxd5 34.Qd3 d4 35.Kf3 a3 36.f5 Qd5+ 37.Kf4 h5+ -1.59/19 ]

31...fxe6?΅ -1.02/20

[Rybka 2.2n2 mp : 31...Rxd5 32.Qxd5 cxd5 33.e7 Qb2+ 34.Kd1 Qb1+ 35.Ke2 Qb5+ 36.Kd1 Qe8 37.Re3 f6 38.a3+ -4.73/22 ]

32.Qe4 -1.12/18 Qa3+³ -0.67/20

[Rybka 2.2n2 mp : 32...Qb2+ 33.Kd1 Rxd5+ 34.Ke2 Rd2+ 35.Kf1 Qb5+ 36.Re2 Rxe2 37.Qxe2 Qb1+ 38.Qe1 Qxa2 39.Qxc3΅ -1.12/18 ]

33.Kd1 -0.72/19 Rxd5+ -0.60/18

34.Ke2 -0.75/18 Qd6³ -0.39/19

[Rybka 2.2n2 mp : 34...Rd2+ 35.Kf1 Qd6 36.Re2 a3 37.Qe5 Qxe5 38.fxe5 Kf7 39.Rxd2 cxd2΅ -0.75/18 ]

35.Kf3 -0.39/18 Kf7= 0.00/19

[Rybka 2.2n2 mp : 35...Rd2 36.Re3 Qd5 37.Qxd5 cxd5 38.Re2 Rd1 39.Rxe6 d4 40.Rc6 Rd2³ -0.39/18 ]

36.Qxa4³ -0.63/20

[Rybka 2.2n2 mp : 36.Qxh7 Rb5 37.g4 Qd2 38.Qe4 Qd5 39.Re3 Rb2 40.Rxc3 Qd1 0.00/19 ]