9zppzp-+-vlp0 9-sn-+-+p+0 9+-+-zp-+-0 9-+-zPPzp-+0 9+-sNQ+-+-0 9PzP-+LzPPzP0 9+-vLRmK-sNR0[
xiiiiiiiiy
12.d4-d5 c7-c6 13.Ng1-f3 c6xd5 14.Nc3xd5 Nb6xd5 15.Qd3-b3
Kg8-h8 last book move last book move 16.Be2-c4 White threatens to win
material: Bc4xd5 [Houdini 2.0c Pro x64: 16.e4xd5 Nb8-d7 17.0-0 Nd7-b6
18.Rf1-e1 e5-e4 19.Nf3-d2 Bc8-f5 20.Be2-f1 e4-e3 21.f2xe3 f4xe3 22.Nd2-f3 Ra8-c8 23.Qb3xe3 Bf5-c2 24.Rd1-d2 Nb6xd5 25.Qe3xa7
Qd8-d7 0.26/16 ] 16...Nb8-c6
[ Houdini 2.0c Pro x64: 16...Qd8-b6 17.Bc4xd5 Qb6xb3 18.Bd5xb3 Bc8-g4 19.Bc1-d2 Nb8-c6 20.Bd2-c3 Ra8-c8 21.h2-h3 Bg4xf3 22.g2xf3 Rc8-c7 23.Bb3-d5 Rf8-c8 24.Bd5xc6 Rc7xc6 25.Rd1-d7 Rc6-c7 26.Rd7xc7 Rc8xc7 27.Ke1-e2 Rc7-d7 28.Rh1-d1 Rd7xd1 29.Ke2xd1 0.19/18 ] 17.Bc4xd5
[ Weaker is 17.Rd1xd5 Qd8-c7³ ; Houdini 2.0c Pro x64: 17.Bc4xd5 Qd8-e7 18.0-0 Bc8-g4 19.Bc1-d2 Qe7-d7 20.Bd2-c3 Bg4xf3 21.g2xf3 Qd7-e7 22.Rd1-d2 Ra8-b8 23.Rf1-d1 Qe7-g5+ 24.Kg1-h1 Qg5-h5
25.Rd2-d3 Qh5-h4 26.Kh1-g1
Qh4-g5+ 27.Kg1-f1 Nc6-d4 28.Bc3xd4 e5xd4 29.Bd5xb7 Qg5-e7 0.26/18 ] 17...Qd8-e7 [Houdini 2.0c Pro x64:
17...Qd8-f6 Diagram
191
XIIIIIIIIY 9r+l+-tr-mk0 9zpp+-+-vlp0 9-+n+-wqp+0 9+-+Lzp-+-0 9-+-+Pzp-+0 9+Q+-+N+-0 9PzP-+-zPPzP0 9+-vLRmK-+R0[
xiiiiiiiiy
18.Bc1-d2 Bc8-g4 19.Qb3xb7 Bg4xf3 20.Qb7xc6 Bf3xg2 21.Qc6xf6 Bg7xf6 22.Bd5xa8 Bg2xh1 23.Ba8-d5 Rf8-b8 24.Ke1-e2 Bh1-g2 25.Bd2-c3 Kh8-g7 26.f2-f3 Bg2-h3 27.b2-b3 Rb8-d8 28.Ke2-f2 Rd8-c8 29.Bd5-c4 0.26/17 ]
18.h2-h3 Prevents intrusion on g4 [ Houdini 2.0c Pro x64: 18.Bc1-d2 Bc8-g4 19.0-0 Qe7-d7 20.Bd2-c3 Bg4xf3 21.g2xf3 Qd7-e7 22.Rd1-d2 Ra8-b8 23.Rf1-d1 Qe7-g5+ 24.Kg1-h1 Qg5-h5 25.Rd2-d3 Qh5-h4 26.Kh1-g1 Qh4-g5+ 27.Kg1-f1 Nc6-d4 28.Bc3xd4 e5xd4 29.Bd5xb7 Qg5-e7 0.25/17 ] 18...Nc6-b4 [Houdini 2.0c Pro x64:
18...a7-a5 19.0-0 a5-a4 20.Qb3-a3 Qe7xa3 21.b2xa3 Bg7-f6 22.Bc1-d2 Kh8-g7 23.Rd1-b1 Rf8-d8 24.Bd2-c3 Ra8-a6 25.Rf1-d1 h7-h6 26.Rd1-d2 Ra6-a8 27.Rb1-d1 0.37/17 ]
19.Bd5-c4 [Houdini 2.0c Pro x64:
19.0-0 Nb4xd5 20.e4xd5 Rf8-e8 21.Rf1-e1 Qe7-f7 22.Nf3-g5 Qf7-f6 23.Qb3-a4 Re8-f8 24.Ng5-f3 Qf6-f5 25.Qa4-b4 Bc8-d7 26.b2-b3 b7-b6 27.Bc1-b2 Rf8-e8 28.Qb4-d6 0.51/16 ] 19...b7-b5 [Houdini 2.0c Pro x64:
19...Nb4-a6 20.Bc1-d2 Rf8-f6
21.Bd2-c3 Rf6-b6 22.Qb3-a4 Na6-c5 23.Qa4-a3 Bc8-e6 24.Bc4xe6 Rb6xe6 25.Bc3-b4 Re6-c6 26.Rd1-d5 Ra8-c8 27.0-0 Qe7-c7 28.Nf3-g5 Bg7-f6 29.Rf1-c1 Nc5xe4 30.Rc1xc6 b7xc6 31.Ng5xe4 c6xd5 32.Ne4xf6 Qc7-c1+
33.Kg1-h2 0.38/18 ] 20.Bc4xb5 [ ¹20.Bc1-d2!? has some apparent
merit b5xc4 21.Qb3xb4 ( ‹21.Bd2xb4 c4xb3 22.Bb4xe7 Rf8-e8³ )
21...Qe7xb4 22.Bd2xb4² ;Houdini 2.0c Pro x64: 20.Bc1-d2 b5xc4 21.Qb3xb4 Qe7xb4 22.Bd2xb4 Rf8-e8 23.0-0 Bc8-b7 24.Rf1-e1 Kh8-g8 25.Rd1-d7 Bb7-c6 26.Rd7-c7 Re8-c8
27.Rc7xg7+ Kg8xg7 28.Bb4-c3
Kg7-g8 29.Nf3xe5 Bc6-a4 30.Ne5-g4 Rc8-d8 31.Ng4-f6+ Kg8-g7
32.Nf6-d5+ Kg7-f7 33.h3-h4 Ra8-b8 34.Nd5xf4 Ba4-c6 0.23/19 ]
20...Nb4xa2³ [Houdini 2.0c Pro x64:
20...Bc8-e6 21.Qb3-a4 Qe7-c5 22.0-0 Ra8-b8 23.Nf3-g5 Be6xa2 24.Bb5-e2
Bg7-f6 25.h3-h4 h7-h6 26.Bc1-d2 Ba2-g8 27.Ng5-f3 Nb4-a2 28.Qa4-a3 Qc5xa3 29.b2xa3 Kh8-g7 30.Bd2-a5 -0.09/17 ] 21.Bc1-d2 [Houdini 2.0c
Pro x64: 21.0-0 Ra8-b8 22.Qb3xa2 Rb8xb5 23.b2-b3 Qe7-b7 24.Bc1-a3 Rf8-e8 25.Nf3-d2 Bc8-e6 26.Rd1-c1 Re8-b8 27.Rf1-d1 Rb8-d8 28.Ba3-c5 a7-a5 29.f2-f3 Bg7-f6 30.Qa2-a3 Kh8-g7 31.Bc5-d6 Qb7-b6+
32.Bd6-c5 0.00/17 ] 21...Ra8-b8 [ Houdini 2.0c Pro x64: 21...Ra8-b8 22.Qb3-a4 Bc8-e6 23.Bb5-c4 Be6xc4 24.Qa4xc4 Rb8xb2 25.0-0 Diagram
192
XIIIIIIIIY 9-+-+-tr-mk0{
9zp-+-wq-vlp0 9-+-+-+p+0 9+-+-zp-+-0 9-+Q+Pzp-+0 9+-+-+N+P0 9ntr-vL-zPP+0 9+-+R+RmK-0 xiiiiiiiiy
Qe7-f7 26.Qc4xf7 Rf8xf7 27.Bd2-a5 h7-h6 28.Rd1-d5 Rf7-e7 29.Rf1-d1 Rb2-e2 30.Rd5-d2 Re2xd2 31.Rd1xd2 Na2-c1 32.Ba5-b4 Re7-b7 33.Bb4-c3 Rb7-b1 34.Kg1-h2 0.04/20 ]
22.Qb3-a4 [Houdini 2.0c Pro x64:
22.Qb3xa2 Rb8xb5 23.0-0 Bc8-e6 24.Qa2-a1 a7-a5 25.Bd2-c3 Rf8-c8 26.Rd1-d2 Be6-b3 27.Rf1-c1 Bg7-f6 28.Qa1-b1 Rc8-d8 29.Rd2-d3 Rb5-c5 30.Nf3xe5 Bf6xe5 31.Bc3xe5+
Rc5xe5 32.Rd3xb3 Re5xe4 33.Rb3-b5 -0.03/18 ] 22...Qe7-b7
Black threatens to win material:
Qb7xb5 [ 22...Bc8-e6 23.Bb5-c4
Rb8xb2 24.0-0= ;Houdini 2.0c Pro x64:
22...Bc8-e6 23.Bb5-c4 Be6xc4 24.Qa4xc4 Rb8xb2 25.0-0 Qe7-f7 26.Qc4xf7 Rf8xf7 27.Bd2-a5 h7-h6 28.Rd1-d5 Rf7-e7 29.Rf1-d1 Rb2-e2 30.Rd5-d2 Re2xd2 31.Rd1xd2 Na2-c1 32.Ba5-b4 Re7-b7 33.Bb4-c3 Rb7-b1 34.Kg1-h2 0.04/18 ] 23.0-0=
White castles and improves king safety [ Houdini 2.0c Pro x64: 23.0-0 Qb7xb5 24.Qa4xa2 Qb5xb2 25.Qa2xa7
Rb8-b7 26.Qa7-a5 Qb2-b5 27.Qa5-a1 Rb7-d7 28.Rf1-e1 Rf8-e8 29.Bd2-c3 Rd7xd1 30.Re1xd1 Qb5-a6
31.Qa1-b2 Qa6-b7 32.Qb2xb7
Bc8xb7 33.Nf3-g5 Re8-c8 34.Rd1-d7 Bb7-c6 0.00/18 ] 23...Qb7xb5
[ Houdini 2.0c Pro x64: 23...Qb7xb5 24.Qa4xa2 Qb5xb2 25.Qa2xa7
Rb8-b7 26.Qa7-a5 Qb2-b6 27.Rd1-a1 Qb6-e6 28.Bd2-b4 Rf8-e8 29.Rf1-d1 Rb7-d7 30.Bb4-c3 Rd7xd1+
31.Ra1xd1 Bc8-b7 32.Rd1-d8 Bg7-f6 33.Rd8xe8+ Qe6xe8 34.Bc3xe5
Bf6xe5 35.Nf3xe5 Bb7xe4 0.16/18 ] 24.Qa4xa2 [Houdini 2.0c Pro x64:
24.Qa4xa2 Qb5xb2 25.Qa2xa7
Rb8-b7 26.Qa7-a1 Rf8-e8 27.Bd2-c3 Qb2xa1 28.Rd1xa1 Rb7-c7 29.Rf1-c1 Bc8-b7 30.Ra1-a7 h7-h6 31.Rc1-a1 Rc7-d7 32.Kg1-h2 Kh8-h7 33.Ra1-a5 Rd7-e7 34.Bc3xe5 Bb7xe4 35.Ra7xe7 Re8xe7 36.Be5xf4 -0.11/16 ]
24...Qb5xb2 [Houdini 2.0c Pro x64:
24...Qb5xb2 25.Qa2xa7 Rb8-b7
26.Qa7-a1 Rf8-e8 27.Bd2-c3 Qb2xa1 28.Rd1xa1 Rb7-c7 29.Rf1-c1 Bc8-b7 30.Ra1-a7 h7-h6 31.Rc1-a1 Rc7-d7 32.Kg1-h2 Kh8-h7 33.Ra1-a5 Rd7-e7 34.Bc3xe5 Bb7xe4 35.Ra7xe7
Re8xe7 36.Be5xf4 0.07/17 ] 25.Qa2xa7 Black has the pair of
bishops. . [Houdini 2.0c Pro x64:
25.Qa2xa7 Rb8-b7 26.Qa7-a1 Rf8-e8 27.Bd2-c3 Qb2xa1 28.Bc3xa1 Kh8-g8 29.Rf1-e1 Rb7-b5 30.Rd1-d6 Bc8-b7
31.Nf3-g5 Rb5-b4 32.Rd6-d7 Re8-c8 33.f2-f3 Bb7-c6 34.Rd7xg7+ Kg8xg7 35.Ba1xe5+ Kg7-g8 36.Be5xf4
-0.01/18 ] 25...Qb2-b7 Black threatens to win material: Qb7xa7 [ 25...Rb8-b3 26.Nf3-g5= ;Houdini 2.0c Pro x64:
25...Rb8-b3 26.Qa7-e7 Rb3-b7 27.Qe7-d6 Qb2-b6 28.Qd6xb6
Rb7xb6 29.Rd1-b1 Rb6-b7 30.Rf1-c1 Rb7xb1 31.Rc1xb1 Bc8-a6 32.Nf3-g5 Rf8-a8 33.Ng5-e6 Ba6-c4 34.Rb1-b6 Kh8-g8 35.Ne6xg7 Kg8xg7
36.Rb6-b7+ Bc4-f7 37.Bd2-c3 0.03/17 ] 26.Qa7-c5 [Houdini 2.0c Pro x64:
26.Rd1-a1 Kh8-g8 27.Rf1-c1 Qb7xa7 28.Ra1xa7 Rb8-b7 29.Ra7-a5 Rf8-e8 30.Kg1-h2 h7-h6 31.Rc1-c5 Rb7-b2 32.Rc5-c7 Rb2-b7 33.Rc7-c6 Kg8-f7 34.Ra5-d5 Bc8-d7 0.17/17 ]
26...Bc8-e6 [Houdini 2.0c Pro x64:
26...Qb7-b5 27.Rd1-c1 Bc8-a6
28.Rf1-d1 Qb5xc5 29.Rc1xc5 Rb8-c8 30.Rd1-c1 Rf8-d8 31.Rc5xc8 Rd8xc8 32.Rc1xc8+ Ba6xc8 33.Bd2-c3
Bc8-b7 34.Bc3xe5 Bg7xe5 35.Nf3xe5 Bb7xe4 36.f2-f3 Be4-f5 37.Ne5-c6 Kh8-g7 38.Kg1-f2 Kg7-f6 39.Kf2-e2 Bf5-e6 0.00/16 ] 27.Qc5-d6
White threatens to win material:
Qd6xe6 [ 27.Nf3xe5 Be6-b3
28.Rd1-c1 Qb7xe4² ;Houdini 2.0c Pro x64: 27.Nf3xe5 Diagram
(Diagram 193)
Rb8-c8 28.Qc5-d6 Be6-b3 29.Rd1-b1 Rf8-d8 30.Qd6-a3 Bg7xe5 31.Rb1xb3 Qb7xe4 32.Rf1-e1 Qe4-c2 33.Re1xe5 Qc2xd2 34.Re5-e7 Rd8-d7 35.Re7xd7 Qd2xd7 36.Qa3-b2+ Qd7-g7
37.Qb2-d2 Qg7-a1+ 38.Kg1-h2 Qa1-e5 39.Qd2-d7 0.13/17 ]
27...Be6-b3³ Black threatens to win material: Bb3xd1 [Houdini 2.0c Pro x64: 27...Be6-b3 28.Rd1-c1 Qb7xe4
193
XIIIIIIIIY 9-tr-+-tr-mk0{
9+q+-+-vlp0 9-+-+l+p+0 9+-wQ-sN-+-0 9-+-+Pzp-+0 9+-+-+-+P0 9-+-vL-zPP+0 9+-+R+RmK-0 xiiiiiiiiy
29.Rf1-e1 Qe4-d5 30.Qd6xd5 Bb3xd5 31.Nf3xe5 Rb8-d8 32.Rc1-c7 Kh8-g8 33.h3-h4 Rd8-e8 34.Ne5-c6 Re8xe1+
35.Bd2xe1 Kg8-h8 36.Nc6-e7 Bd5-e6 37.Be1-c3 Bg7xc3 38.Rc7xc3 Rf8-b8 39.Rc3-c7 Rb8-b2 40.Ne7-c6 -0.01/17 ] 28.Rd1-b1 [Houdini 2.0c Pro x64:
28.Rd1-c1 Qb7xe4 29.Rf1-e1 Qe4-d5 30.Qd6xd5 Bb3xd5 31.Nf3xe5 Rb8-d8 32.Rc1-c7 Kh8-g8 33.h3-h4 Rd8-e8 34.Ne5-c6 Re8xe1+ 35.Bd2xe1
Kg8-h8 36.Nc6-e7 Bd5-e6 37.Be1-c3 Bg7xc3 38.Rc7xc3 Rf8-f7 39.Rc3-c7 Kh8-g7 40.Kg1-h2 -0.03/18 ]
28...Qb7xe4 [Houdini 2.0c Pro x64:
28...Qb7xe4 29.Bd2-c3 Qe4-d5 30.Bc3xe5 Bg7xe5 31.Qd6xe5+
Qd5xe5 32.Nf3xe5 Bb3-g8 33.Rb1xb8 Rf8xb8 34.Rf1-c1 Rb8-d8 35.Rc1-c7 Rd8-d1+ 36.Kg1-h2 Rd1-d2 37.f2-f3 g6-g5 38.Rc7-a7 Rd2-b2 39.Ne5-d3 Rb2-c2 0.04/17 ] 29.Bd2-c3
The pressure on the backward pawn e5 grows. White threatens to win material:
Bc3xe5 [Houdini 2.0c Pro x64:
29.Bd2-c3 Rf8-e8 30.Rf1-e1 Qe4-d5 31.Qd6xd5 Bb3xd5 32.Rb1xb8
Re8xb8 33.Bc3xe5 Bg7xe5 34.Nf3xe5 Kh8-g7 35.Ne5-d3 f4-f3 36.g2-g4 Rb8-b3 37.Nd3-f4 Bd5-f7 38.Nf4-e6+
Bf7xe6 39.Re1xe6 h7-h6 40.Kg1-h2 Kg7-f7 41.Re6-d6 Rb3-b2 42.Kh2-g3 -0.19/19 ] 29...Rb8-d8 Black threatens to win material: Rd8xd6 [Houdini 2.0c Pro x64: 29...Rf8-e8 30.Rf1-e1
Qe4-d5 31.Qd6xd5 Bb3xd5 32.Rb1xb8 Re8xb8 33.Bc3xe5
Bg7xe5 34.Nf3xe5 Kh8-g7 35.Ne5-d3 f4-f3 36.g2-g4 Rb8-b3 37.Nd3-f4
Diagram
194
XIIIIIIIIY 9-+-+-+-+0{
9+-+-+-mkp0 9-+-+-+p+0 9+-+l+-+-0 9-+-+-sNP+0 9+r+-+p+P0 9-+-+-zP-+0 9+-+-tR-mK-0 xiiiiiiiiy
Bd5-c4 38.Nf4-e6+ Bc4xe6 39.Re1xe6 Rb3-b1+ 40.Kg1-h2
Rb1-b2 41.Kh2-g3 Kg7-f7 42.Re6-d6 -0.05/18 ] 30.Qd6-a3 White threatens
to win material: Qa3xb3 [Houdini 2.0c Pro x64: 30.Qd6-a3 Diagram
(Diagram 195)
Bb3-f7 31.Bc3xe5 Bg7xe5 32.Rf1-e1 Qe4-a8 33.Qa3xa8 Rd8xa8 34.Nf3xe5 Ra8-a7 35.Rb1-b5 Kh8-g7 36.Re1-e4 Bf7-g8 37.Re4-b4 Ra7-e7 38.f2-f3 Rf8-f5 39.Rb4-e4 g6-g5 40.Kg1-f2 Rf5-f8 0.04/18 ] 30...Bb3-c2
[ Houdini 2.0c Pro x64: 30...Bb3-d5 31.Rf1-e1 Rd8-a8 32.Qa3-b2 Ra8-a2 33.Qb2xa2 Bd5xa2 34.Re1xe4
Ba2xb1 35.Re4-b4 e5-e4 36.Bc3xg7+
Kh8xg7 37.Nf3-g5 Bb1-a2 38.Ng5xe4
195
XIIIIIIIIY 9-+-tr-tr-mk0{
9+-+-+-vlp0 9-+-+-+p+0 9+-+-zp-+-0 9-+-+qzp-+0 9wQlvL-+N+P0 9-+-+-zPP+0 9+R+-+RmK-0 xiiiiiiiiy
Ba2-d5 39.Ne4-c3 Bd5-c6 40.Rb4-c4 Bc6-d7 41.Nc3-d5 g6-g5 42.Rc4-c7 Rf8-d8 0.12/18 ] 31.Rb1-b5
[ Houdini 2.0c Pro x64: 31.Rb1-b4 Qe4-d5 32.Qa3-b2 Bc2-f5 33.Rf1-e1 Kh8-g8 34.Bc3xe5 Bg7xe5 35.Re1xe5 Qd5-d1+ 36.Re5-e1 Qd1-c2
37.Qb2-e5 Rd8-d1 38.Rb4xf4 Rf8-d8 39.Rf4-d4 Rd8xd4 40.Nf3xd4
Rd1xe1+ 41.Qe5xe1 Qc2-c5 42.Qe1-e3 0.58/16 ] 31...Qe4-a4 [ 31...Qe4-c4 32.Rb5-b7 Rf8-f7 33.Rb7xf7 ( ‹33.Nf3xe5 Qc4xf1+
34.Kg1xf1 Rf7xb7= ) 33...Qc4xf7 34.Bc3xe5² ;Houdini 2.0c Pro x64:
31...Qe4-c6 32.Qa3-b2 Rd8-c8
33.Bc3xe5 Bg7xe5 34.Rb5xe5 Qc6-c3 35.Qb2xc3 Rc8xc3 36.Rf1-c1 Rf8-c8 37.Re5-e7 Bc2-b3 38.Rc1xc3 Rc8xc3 39.Nf3-d4 Rc3-c1+ 40.Kg1-h2 Bb3-g8 41.Re7-e4 g6-g5 42.Re4-e7 Bg8-d5 0.24/16 ] 32.Qa3-b2² [Houdini 2.0c
Pro x64: 32.Qa3-b2 Bc2-e4
33.Bc3xe5 Qa4-a7 34.Nf3-g5 Be4-d5 35.Rf1-d1 h7-h6 36.Rb5xd5 Rd8xd5 37.Rd1xd5 h6xg5 38.Qb2-c3 Qa7-f7 39.Be5xg7+ Qf7xg7 40.Qc3-c5 Rf8-f7 41.Rd5xg5 f4-f3 42.Qc5-c8+ Rf7-f8 43.Qc8-a6 Rf8-f6 44.Qa6-d3 f3xg2 45.Rg5-d5 Qg7-f7 46.Qd3-d4 Kh8-g7
47.Kg1xg2 0.56/19 ] 32...Bc2-d3
Black threatens to win material: Bd3xb5 [Houdini 2.0c Pro x64: 32...Bc2-e4 33.Bc3xe5 Qa4-a7 34.Nf3-g5 Be4-d5 35.Rf1-d1 h7-h6 36.Rb5xd5 Rd8xd5 37.Rd1xd5 h6xg5 38.Qb2-c3 Qa7-e7 39.Be5xg7+ Qe7xg7 40.Qc3-c5
Qg7-f6 41.Rd5xg5 Rf8-d8 42.Rg5-g4 Rd8-d1+ 43.Kg1-h2 Rd1-d6
44.Qc5-c7 Rd6-d4 45.Rg4-h4+
Qf6xh4 46.Qc7-e5+ Kh8-h7 47.Qe5xd4 0.76/16 ] 33.Rb5-b7 [ Houdini 2.0c Pro x64: 33.Rb5-b7 Rd8-d4 34.Rf1-e1 Qa4-c2 35.Nf3xe5 Qc2xb2 36.Bc3xb2 Rd4-e4
37.Ne5xd3 Re4xe1+ 38.Nd3xe1
Bg7xb2 39.Rb7xb2 Kh8-g7 40.Ne1-f3 h7-h5 41.Rb2-b4 Kg7-h6 42.Nf3-e5 Rf8-f5 43.Rb4-b5 Kh6-g5 44.h3-h4+
Kg5-f6 3.97/13 ] 33...Qa4-c2 [ 33...Bd3xf1 34.Bc3xe5 Rd8-d1 35.Rb7xg7 Bf1-b5+ 36.Kg1-h2
Rd1-h1+ 37.Kh2xh1 Rf8-f6 38.Be5xf6 Qa4-d1+ 39.Kh1-h2 h7-h6
40.Rg7-d7+ Kh8-g8 41.Qb2-a2+
Qd1-d5 42.Qa2xd5+ Kg8-f8 43.Qd5-f7# ;Houdini 2.0c Pro x64:
33...Rd8-d4 34.Rf1-e1 Qa4-c2
35.Nf3xe5 Qc2xb2 36.Bc3xb2 Rd4-e4 37.Ne5xd3 Re4xe1+ 38.Nd3xe1
Bg7xb2 39.Rb7xb2 Kh8-g7 40.Ne1-f3 h7-h5 41.Rb2-b4 Kg7-h6 42.Nf3-e5 Rf8-f5 43.Rb4-b5 Kh6-g5 44.h3-h4+
Kg5-f6 4.28/14 ] 34.Qb2-b4
Loses material [Houdini 2.0c Pro x64:
34.Qb2-b4 Rd8-e8 35.Rf1-e1 Kh8-g8 36.Rb7xg7+ Kg8xg7 37.Re1xe5
Kg7-g8 38.Re5xe8 Qc2-b1+
39.Qb4xb1 Bd3xb1 40.Re8xf8+
Kg8xf8 41.Bc3-e5 Kf8-e7 42.Be5xf4 Bb1-a2 43.Nf3-d4 Ke7-f6 44.h3-h4 Ba2-c4 45.f2-f3 h7-h5 46.Kg1-f2 Bc4-f7 47.Bf4-g5+ Kf6-e5 48.Kf2-e3 Bf7-d5 49.f3-f4+ Ke5-d6 5.60/14 ] 34...Rf8-e8 [ 34...Rf8-f5 35.Bc3xe5
Decoy: e5 Rf5xe5 36.Nf3xe5 A) 36...Bg7xe5?? 37.Qb4-e7 Be5-c7 38.Rb7xc7 ( 38.Qe7xc7?! Qc2xc7 39.Rb7xc7 Bd3xf1 40.Kg1xf1
Rd8-e8= ) 38...Qc2xc7 39.Qe7xc7+- ; B) 36...Bd3-c4+- ;Houdini 2.0c Pro
x64: 34...Rd8-e8 35.Rf1-e1 Kh8-g8 36.Rb7xg7+ Kg8xg7 37.Re1xe5 Kg7-g8 38.Re5xe8 Qc2-b1+
39.Qb4xb1 Bd3xb1 40.Re8xf8+
Kg8xf8 41.Bc3-e5 Kf8-e7 42.Be5xf4 Bb1-a2 43.Nf3-d4 Ke7-f6 44.h3-h4 Ba2-c4 45.f2-f3 h7-h5 46.Kg1-f2 Bc4-f7 47.Kf2-e3 Bf7-d5 48.Bf4-h2 Bd5-g8 5.89/15 ]
[ Houdini 2.0c Pro x64: 35.Rf1-e1 Bd3-f5 36.Nf3xe5 Bf5-d7 37.Ne5-f7+
Kh8-g8 38.Nf7-h6+ Kg8-h8
39.Re1xe8+ Rd8xe8 40.Bc3xg7+
Kh8xg7 41.Qb4-d4+ Kg7xh6
42.Qd4xd7 Re8-e1+ 43.Kg1-h2 g6-g5 44.Rb7-b6+ Qc2-g6 45.Rb6xg6+
h7xg6 46.Qd7-d8 Kh6-g7 47.Qd8xg5 Re1-e4 48.Qg5-d5 6.84/13 ]
35...Bd3-e2?? Black has lost his nerve... understandable when you consider his position [ 35...Bd3-a6 36.Rb7-a7 Rd8-a8 37.Bc3xe5 Ra8xa7 38.Be5xg7+ Kh8xg7 39.Re1xe8
Ra7-f7+- ;Houdini 2.0c Pro x64:
35...Rd8-c8 36.Bc3xe5 Qc2-c4 37.Be5xg7+ Kh8-g8 38.Qb4xc4+
Bd3xc4 39.Bg7-e5 Bc4-d5
40.Rb7-g7+ Kg8-f8 41.Rg7xh7 Bd5xf3 42.g2xf3 Rc8-a8 43.Kg1-g2 Ra8-c8 44.Rh7-d7 g6-g5 45.Rd7-h7 Rc8-d8 46.Rh7-h5 Kf8-g8 47.Rh5xg5+
Kg8-h7 48.Re1-c1 7.20/14 ] 36.Nf3xe5 [Houdini 2.0c Pro x64: 36.Nf3xe5
Qc2xc3 37.Qb4xc3 Bg7xe5
38.Qc3-b3 Be2-a6 39.Rb7-a7 Be5-g7 40.Re1xe8+ Rd8xe8 41.Ra7xa6
Re8-d8 42.Ra6-a7 Rd8-g8 43.Qb3-f7 g6-g5 44.Qf7-e7 h7-h6 45.Ra7-b7 Kh8-h7 46.Kg1-h2 Kh7-h8 47.Qe7-d7
Kh8-h7 48.Qd7-f7 Kh7-h8 9.55/14 ] 36...Bg7xe5 [ 36...Rd8-c8 37.Ne5-f7+
Kh8-g8 38.Bc3xg7 Qc2-c7 39.Rb7xc7 Rc8xc7 40.Re1xe2 Rc7xf7
41.Re2xe8+ Kg8xg7+- ;Houdini 2.0c Pro x64: 36...Qc2xc3 37.Qb4xc3
Bg7xe5 38.Qc3-b3 Be2-a6 39.Rb7-a7 Be5-g7 40.Re1xe8+ Rd8xe8
41.Ra7xa6 Re8-d8 42.Ra6-a7 Rd8-g8 43.Qb3-f7 g6-g5 44.Qf7-e7 h7-h6 45.Ra7-b7 Kh8-h7 46.Kg1-h2 Kh7-h8 47.Qe7-d7 Kh8-h7 48.Qd7-f7 Kh7-h8 9.82/15 ] 37.Bc3xe5+ [Houdini 2.0c
Pro x64: 37.Bc3xe5+ Re8xe5
38.Qb4xf4 Qc2-f5 39.Qf4-h6 Qf5xf2+
40.Kg1xf2 Re5-f5+ 41.Kf2-g1 Rd8-d7 42.Rb7-b8+ Rd7-d8 43.Rb8xd8+
Rf5-f8 44.Rd8xf8# #8/23 ] 37...Re8xe5 [Houdini 2.0c Pro x64: 37...Re8xe5 38.Qb4xf4 Qc2-f5 39.Qf4-h6 Qf5xf2+
40.Kg1xf2 Re5-f5+ 41.Kf2-g1 Rd8-d7 42.Rb7-b8+ Rd7-d8 43.Rb8xd8+
Rf5-f8 44.Rd8xf8# #7/24 ] 38.Qb4xf4 [ Houdini 2.0c Pro x64: 38.Qb4xf4 Qc2-f5 39.Qf4-h6 Qf5xf2+ 40.Kg1xf2 Re5-f5+ 41.Kf2-g1 Rd8-d7
42.Rb7-b8+ Rd7-d8 43.Rb8xd8+
Rf5-f8 44.Rd8xf8# #7/21 ] 38...Qc2-f5 [ 38...Re5-f5 doesn't get the bull off the
ice 39.Qf4-h4 Rf5-f7 40.Rb7xf7 g6-g5 41.Qh4xg5 Qc2-g6 42.Qg5xd8+
Qg6-g8 43.Qd8-d4+ Qg8-g7
44.Qd4xg7# ;Houdini 2.0c Pro x64:
38...Qc2-f5 39.Qf4-h6 Qf5xf2+
40.Kg1xf2 Re5-f5+ 41.Kf2-g1 Rd8-d7 42.Rb7-b8+ Rd7-d8 43.Rb8xd8+
Rf5-f8 44.Rd8xf8# #6/22 ] 39.Qf4-h6 Diagram [ 39.Qf4-h6 Qf5xf2+
40.Kg1xf2 Re5-f5+ 41.Kf2-g1 Rd8-d7 42.Rb7-b8+ Rd7-d8 43.Rb8xd8+
Rf5-f8 44.Rd8xf8# ;Houdini 2.0c Pro x64: 39.Qf4-h6 Qf5xf2+ 40.Kg1xf2 Re5-f5+ 41.Kf2-g1 Rd8-d7
42.Rb7-b8+ Rd7-d8 43.Rb8xd8+
Rf5-f8 44.Rd8xf8# #6/19 ]
196
XIIIIIIIIY 9-+-tr-+-mk0{
9+R+-+-+p0 9-+-+-+pwQ0 9+-+-trq+-0 9-+-+-+-+0 9+-+-+-+P0 9-+-+lzPP+0 9+-+-tR-mK-0 xiiiiiiiiy
1-0
27 D45
Carlsen,Magnus Anand,Viswanathan
Linares ESP (6) 19.02.2009 D45: Semi-Slav: 5 e3
1.d2-d4 d7-d5 2.c2-c4 c7-c6 3.Nb1-c3 Ng8-f6 4.e2-e3 e7-e6 5.Ng1-f3 Nb8-d7 6.Qd1-c2 Bf8-d6 7.g2-g4 Nf6xg4 8.Rh1-g1 Qd8-f6 9.Rg1xg4 Qf6xf3 10.Rg4xg7 Nd7-f6 11.h2-h3 Diagram
(Diagram 197)
Qf3-f5 12.Qc2xf5 e6xf5 13.c4xd5 c6xd5 14.Nc3-b5 Bd6-b4+ 15.Bc1-d2 Bb4xd2+ 16.Ke1xd2 Ke8-e7
17.Bf1-d3 Bc8-e6 18.Nb5-c7
last book move last book move Ra8-g8 [Houdini 2.0c Pro x64: 18...Ra8-g8 19.Nc7xe6 Ke7xe6 20.Ra1-g1 Rg8xg7 21.Rg1xg7 Rh8-g8
22.Rg7xg8 Nf6xg8 23.Kd2-e2 Ng8-f6 24.a2-a4 Nf6-e4 25.h3-h4 a7-a5 26.Bd3-c2 b7-b6 27.Bc2-b1 Ne4-d6
197
XIIIIIIIIY 9r+l+k+-tr0{
9zpp+-+ptRp0 9-+pvlpsn-+0 9+-+p+-+-0 9-+PzP-+-+0 9+-sN-zPq+P0 9PzPQ+-zP-+0 9tR-vL-mKL+-0 xiiiiiiiiy
28.f2-f3 Nd6-c4 29.b2-b3 Nc4-a3 30.Bb1-d3 h7-h5 0.24/21 ] 19.Nc7xe6 [Houdini 2.0c Pro x64: 19.Nc7xe6 Ke7xe6 20.Ra1-g1 Rg8xg7
21.Rg1xg7 Rh8-g8 22.Rg7xg8 Nf6xg8 23.Kd2-e2 Ng8-f6 24.a2-a4 Nf6-e4 25.h3-h4 h7-h6 26.f2-f3 Ne4-f6 27.Bd3-b1 a7-a5 28.Ke2-f2 Nf6-h5 29.Bb1-a2 Nh5-f6 30.Kf2-e2 Nf6-d7 31.Ke2-d3 Nd7-b6 32.Ba2-b3 Nb6-c8 33.Bb3-d1 0.14/19 ] 19...Ke7xe6
[ Houdini 2.0c Pro x64: 19...Ke7xe6 20.Ra1-g1 Rg8xg7 21.Rg1xg7 Rh8-g8 22.Rg7xg8 Nf6xg8 23.Kd2-e2 Ng8-f6 24.a2-a4 Nf6-e4 25.h3-h4 a7-a5 26.f2-f3 Ne4-f6 27.Bd3-b1 h7-h6 28.Ke2-e1 Nf6-h7 29.Ke1-d2 Nh7-f6 30.Bb1-a2 Nf6-d7 31.Kd2-d3 Nd7-b6 32.Ba2-b3 Nb6-c8 33.Bb3-d1 0.25/20 ] 20.Rg7xg8 [Houdini 2.0c Pro x64:
20.Ra1-g1 Rg8xg7 21.Rg1xg7 Rh8-g8 22.Rg7xg8 Nf6xg8 23.Kd2-e2 Ng8-f6 24.a2-a4 Nf6-e4 25.h3-h4 a7-a5 26.f2-f3 Ne4-f6 27.Bd3-b1 h7-h6 28.Ke2-f2 Nf6-h5 29.Bb1-a2 Nh5-f6 30.Kf2-e2 Nf6-d7 31.Ke2-d3 Nd7-b6 32.Ba2-b3 Nb6-c8 33.Bb3-d1 0.14/21 ] 20...Nf6xg8 [ 20...Rh8xg8
21.Ra1-c1= ;Houdini 2.0c Pro x64:
20...Rh8xg8 21.Ra1-c1 Rg8-g2
22.Kd2-e2 Nf6-e8 23.Ke2-f3 Rg2-g6 24.b2-b4 Rg6-h6 25.Kf3-g3 Rh6-g6+
26.Kg3-f4 Ne8-d6 27.Rc1-c7 Rg6-h6 28.Kf4-g3 Rh6-g6+ 29.Kg3-f3 Rg6-h6 30.Bd3-f1 Rh6-g6 31.a2-a3 Rg6-g1 32.Kf3-e2 h7-h6 33.a3-a4 0.17/21 ] 21.Kd2-e2 [Houdini 2.0c Pro x64:
21.Ra1-c1 Ng8-e7 22.Kd2-e2 Rh8-g8 23.Rc1-c7 Rg8-b8 24.Rc7-c5 Rb8-c8 25.Rc5xc8 Ne7xc8 26.h3-h4 Nc8-e7 27.Ke2-f3 Ke6-f6 28.a2-a3 h7-h6 29.Bd3-c2 a7-a6 30.Bc2-b1 Ne7-g6 31.Kf3-g3 Ng6-e7 32.Bb1-c2 b7-b6 33.h4-h5 Kf6-g5 34.Bc2-d1 b6-b5 0.24/20 ] 21...Ng8-e7 [Houdini 2.0c
Pro x64: 21...Ng8-f6 22.Ra1-c1
Rh8-b8 23.Rc1-c7 Nf6-e8 24.Rc7-c5 Ne8-d6 25.Bd3-c2 Rb8-d8 26.Bc2-b3 Nd6-e4 27.Rc5-c7 Rd8-g8 28.Bb3-c2 Ne4-d6 29.b2-b4 Rg8-g2 30.Ke2-f3 Rg2-h2 31.Kf3-g3 Rh2-h1 32.h3-h4 h7-h5 0.27/20 ] 22.Ke2-f3 [Houdini 2.
0c Pro x64: 22.Ra1-c1 Rh8-g8
23.Rc1-c7 Rg8-b8 24.Rc7-c5 Rb8-c8 25.Rc5xc8 Ne7xc8 26.h3-h4 Nc8-e7 27.Ke2-f3 Ke6-f6 28.a2-a3 h7-h6 29.Bd3-c2 a7-a6 30.Bc2-b1 h6-h5 31.Bb1-c2 Kf6-e6 32.Kf3-f4 f7-f6
33.Bc2-d1 Ne7-g6+ 34.Kf4-g3 0.25/20 ] 22...Rh8-c8 [Houdini 2.0c Pro x64:
22...Rh8-g8 23.a2-a4 Ke6-d6 24.a4-a5 Rg8-g5 25.a5-a6 b7-b6 26.Bd3-b5 Rg5-h5 27.Ra1-h1 Rh5-h4 28.Kf3-g3 Rh4-e4 29.Bb5-d3 Re4-e6 30.Kg3-f4 Re6-g6 31.Rh1-c1 Rg6-g2 32.Rc1-f1 Rg2-g6 33.Rf1-c1 Rg6-g2 0.18/20 ] 23.a2-a4 [ 23.Ra1-g1
Ne7-g6± ;Houdini 2.0c Pro x64:
23.Ra1-g1 h7-h5 24.h3-h4 f7-f6 25.Kf3-f4 a7-a6 26.Bd3-b1 Rc8-c6 27.b2-b3 Rc6-c8 28.Kf4-f3 Rc8-c3 29.Kf3-e2 Rc3-c8 30.Ke2-d2 b7-b5 31.a2-a3 Ke6-d6 32.Kd2-e2 Kd6-e6 33.Rg1-g7 Rc8-c3 0.29/20 ]
23...Rc8-c7 [Houdini 2.0c Pro x64:
23...Ne7-g6 24.a4-a5 Rc8-c7 25.a5-a6 b7-b6 26.Ra1-g1 Ke6-f6 27.h3-h4 Ng6xh4+ 28.Kf3-g3 Nh4-g6 29.Rg1-h1 f5-f4+ 30.e3xf4 Kf6-g7 31.Rh1-h5 Rc7-d7 32.f4-f5 Ng6-e7 33.f5-f6+ Kg7xf6 34.Kg3-g4 Rd7-c7 35.Rh5-h6+ Ne7-g6 36.Rh6xh7 Rc7-c1 37.f2-f4 Rc1-g1+ 38.Kg4-f3 Rg1-d1 0.20/19 ] 24.a4-a5
[ Houdini 2.0c Pro x64: 24.h3-h4 h7-h6 25.Ra1-g1 Rc7-c6 26.a4-a5 Ke6-f6 27.h4-h5 a7-a6 28.Kf3-f4 b7-b5 29.a5xb6 Rc6xb6 30.Rg1-b1 a6-a5 31.Bd3-c2 Rb6-b8 32.Bc2-a4 Kf6-e6 33.b2-b3 Rb8-g8 34.Rb1-c1 Rg8-g2 35.f2-f3 0.29/21 ] 24...h7-h6
[ Houdini 2.0c Pro x64: 24...Ne7-g6 25.a5-a6 b7-b6 26.Ra1-g1 Ke6-f6 27.h3-h4 Ng6xh4+ 28.Kf3-g3 Nh4-g6 29.Rg1-h1 f5-f4+ 30.e3xf4 Kf6-g7 31.Rh1-h5 Rc7-d7 32.f4-f5 Ng6-e7 33.f5-f6+ Kg7xf6 34.Kg3-g4 Rd7-c7 35.Rh5-h6+ Ne7-g6 36.Rh6xh7 Rc7-c1 37.f2-f4 Rc1-g1+ 38.Kg4-f3 Rg1-d1 0.20/19 ] 25.h3-h4
[ Houdini 2.0c Pro x64: 25.a5-a6 Ke6-f6 26.h3-h4 b7-b6 27.h4-h5 Ne7-c8 28.Ra1-g1 Nc8-d6 29.Rg1-g8 Rc7-c8 30.Rg8xc8 Nd6xc8 31.Kf3-f4 Nc8-d6 32.f2-f3 Kf6-e6 33.Bd3-b1 Ke6-f6 34.b2-b3 Kf6-e6 35.Bb1-d3 b6-b5 36.Bd3-c2 Ke6-f6 37.Bc2-b1 Kf6-e6 38.Bb1-d3 Diagram
(Diagram 198)
b5-b4 39.Bd3-c2 Ke6-f6 40.Bc2-b1 Kf6-e6 41.Bb1-c2 Ke6-f6 0.31/22 ] 25...Ke6-f6 [Houdini 2.0c Pro x64:
25...Rc7-c6 26.a5-a6 b7xa6 27.h4-h5 Ne7-c8 28.Bd3xa6 Nc8-d6 29.Ba6-d3 Rc6-b6 30.Ra1-a2 Rb6-b3 31.Bd3-c2 Rb3-b5 32.Kf3-f4 a7-a5 33.f2-f3
Ke6-f6 34.b2-b3 Kf6-e7 35.Ra2-a1 Ke7-e6 36.Ra1-g1 Rb5-b7 37.Rg1-g7
198
XIIIIIIIIY 9-+-+-+-+0{
9zp-+-+p+-0 9P+-snk+-zp0 9+p+p+p+P0 9-+-zP-mK-+0 9+P+LzPP+-0 9-+-+-+-+0 9+-+-+-+-0 xiiiiiiiiy
Rb7-c7 0.33/20 ] 26.h4-h5
[ Houdini 2.0c Pro x64: 26.a5-a6 b7-b6 27.h4-h5 Ne7-c8 28.Ra1-g1 Nc8-d6 29.Rg1-g8 Rc7-c8 30.Rg8xc8 Nd6xc8 31.Kf3-f4 Nc8-d6 32.f2-f3 Kf6-e6 33.Bd3-b1 Ke6-f6 34.b2-b3 Kf6-e6 35.Bb1-d3 b6-b5 36.Bd3-c2 Ke6-f6 37.Bc2-b1 Kf6-e6 38.Bb1-d3 b5-b4 39.Bd3-c2 Ke6-f6 40.Bc2-b1 Kf6-e6 41.Bb1-c2 Ke6-f6 0.31/21 ]
26...Ne7-c8 [Houdini 2.0c Pro x64:
26...Ne7-c8 27.a5-a6 b7-b6
28.Ra1-g1 Nc8-d6 29.Rg1-g8 Rc7-c8 30.Rg8xc8 Nd6xc8 31.Kf3-f4 Nc8-d6 32.f2-f3 Kf6-e6 33.Bd3-b1 Ke6-f6 34.b2-b3 Kf6-e6 35.Bb1-d3 b6-b5 36.Bd3-c2 Ke6-f6 37.Bc2-b1 Kf6-e6 38.Bb1-d3 b5-b4 39.Bd3-c2 Ke6-f6 40.Bc2-b1 Kf6-e6 41.Bb1-c2 Ke6-f6 0.39/23 ] 27.Kf3-f4 [Houdini 2.0c Pro
x64: 27.a5-a6 b7-b6 28.Ra1-g1
Nc8-d6 29.Rg1-g8 Rc7-c8 30.Rg8xc8 Nd6xc8 31.Kf3-f4 Nc8-d6 32.f2-f3 Kf6-e6 33.Bd3-b1 Ke6-f6 34.b2-b3 Kf6-e6 35.Bb1-d3 b6-b5 36.Bd3-c2 Ke6-f6 37.Bc2-b1 Kf6-e6 38.Bb1-d3 b5-b4 39.Bd3-c2 Ke6-f6 40.Bc2-b1 Kf6-e6 41.Bb1-c2 Ke6-f6 0.31/22 ] 27...Nc8-d6 [Houdini 2.0c Pro x64:
27...Nc8-d6 28.a5-a6 b7-b6
29.Ra1-h1 Rc7-c6 30.Rh1-b1 b6-b5 31.Rb1-a1 Nd6-e4 32.f2-f3 Ne4-d6 33.Ra1-a5 Rc6-b6 34.Ra5-a2 Kf6-e6 35.Ra2-a1 Rb6-c6 36.Ra1-a5 Rc6-b6 37.b2-b3 Rb6-b8 38.Ra5-a2 Rb8-b6 39.Bd3-f1 Rb6-b8 40.Ra2-c2 Rb8-b6 41.Rc2-c5 Rb6xa6 42.Bf1xb5 Nd6xb5 43.Rc5xb5 Ra6-c6 44.Rb5-c5 0.31/25 ] 28.Ra1-g1 [Houdini 2.0c Pro x64:
28.a5-a6 b7-b6 29.Ra1-h1 Rc7-c6 30.Rh1-b1 b6-b5 31.Rb1-a1 Nd6-e4
Diagram
199
XIIIIIIIIY 9-+-+-+-+0 9zp-+-+p+-0 9P+r+-mk-zp0 9+p+p+p+P0 9-+-zPnmK-+0 9+-+LzP-+-0 9-zP-+-zP-+0 9tR-+-+-+-0[
xiiiiiiiiy
32.f2-f3 Ne4-d6 33.Ra1-a5 Rc6-b6 34.Ra5-a2 Kf6-e6 35.Ra2-a1 Rb6-c6 36.Ra1-a5 Rc6-b6 37.b2-b3 Rb6-b8 38.Ra5-a2 Rb8-b6 39.Bd3-f1 Rb6-b8 40.Ra2-c2 Rb8-b6 41.Rc2-c5 Rb6xa6 42.Bf1xb5 Nd6xb5 43.Rc5xb5 Ra6-c6 44.Rb5-c5 0.24/24 ] 28...Rc7-c8
[ Houdini 2.0c Pro x64: 28...Nd6-e8 29.Bd3xf5 Ne8-g7 30.Bf5-b1 Ng7xh5+
31.Kf4-f3 Kf6-e7 32.Rg1-g8 Nh5-f6 33.Rg8-h8 Rc7-c4 34.Rh8-b8 Rc4-c7 35.Kf3-f4 a7-a6 36.f2-f3 Nf6-h5+
37.Kf4-f5 Nh5-f6 38.b2-b3 h6-h5 39.Kf5-g5 Nf6-d7 40.Rb8-h8 Rc7-c1 0.29/20 ] 29.f2-f3 Diagram
[ Houdini 2.0c Pro x64: 29.a5-a6 b7-b6 30.Rg1-b1 Rc8-c6 31.Rb1-e1 b6-b5 32.Re1-a1 Nd6-e4 33.f2-f3 Ne4-d6
34.Ra1-a5 Rc6-b6 35.Ra5-a2 Kf6-e6 36.Ra2-a1 Rb6-c6 37.Ra1-a5 Rc6-b6 38.b2-b3 Rb6-b8 39.Ra5-a2 Rb8-b6 40.Bd3-f1 Rb6-b8 41.Ra2-c2 Rb8-b6 42.Rc2-c5 Rb6xa6 43.Bf1xb5 Nd6xb5 44.Rc5xb5 Ra6-c6 45.Rb5-c5
Rc6xc5 0.24/21 ]
200
XIIIIIIIIY 9-+r+-+-+0{
9zpp+-+p+-0 9-+-sn-mk-zp0 9zP-+p+p+P0 9-+-zP-mK-+0 9+-+LzPP+-0 9-zP-+-+-+0 9+-+-+-tR-0 xiiiiiiiiy
Secures e4 29...Kf6-e6 [Houdini 2.0c Pro x64: 29...a7-a6 30.Bd3-b1 Kf6-e6 31.Bb1-d3 Ke6-f6 32.Bd3-b1 0.06/23 ] 30.Rg1-g7 [Houdini 2.0c Pro x64:
30.a5-a6 b7xa6 31.Rg1-a1 Rc8-c6 32.Ra1-a2 Rc6-b6 33.Bd3xa6 Rb6-b3 34.Ba6-f1 a7-a5 35.Bf1-a6 a5-a4 36.Ba6-e2 Rb3-b4 37.Be2-d1 Nd6-e8 38.Bd1xa4 Ne8-g7 39.Kf4-g3
Ng7xh5+ 40.Kg3-h4 Nh5-f6 41.Ba4-c2 Rb4-b6 42.Ra2-a7 Rb6xb2
43.Ra7-a6+ Ke6-e7 44.Bc2xf5 0.27/22 ] 30...Rc8-h8 [Houdini 2.0c
Pro x64: 30...Rc8-h8 31.a5-a6 b7xa6 32.b2-b4 Ke6-f6 33.Rg7-g2 Rh8-b8 34.Rg2-a2 Rb8-b6 35.Ra2-a5 Kf6-e6 36.Ra5xa6 Rb6xa6 37.Bd3xa6
Nd6-c4 38.Ba6-c8+ Ke6-f6 39.Bc8-d7 Nc4-d6 40.Bd7-c6 Kf6-e6 41.Bc6-a4 Ke6-f6 42.Ba4-b3 Kf6-e6 43.Bb3-c2 Ke6-f6 44.Bc2-a4 Nd6-c4 45.b4-b5 Nc4-d6 46.Ba4-b3 Kf6-e6 47.Bb3-c2 Nd6xb5 48.Bc2xf5+ Ke6-d6 0.26/24 ]
31.Bd3-c2 [Houdini 2.0c Pro x64:
31.a5-a6 b7xa6 32.b2-b4 Ke6-f6 33.Rg7-g2 Rh8-b8 34.Rg2-a2 Rb8-b6 35.Ra2-a5 Kf6-e6 36.Ra5-a1 Nd6-c4 37.Bd3xf5+ Ke6-d6 38.Bf5-c8 a6-a5 39.b4xa5 Rb6-b3 40.e3-e4 Rb3-d3 41.Bc8-b7 d5xe4 42.Kf4xe4 Rd3-e3+
43.Ke4-f4 Re3-d3 0.21/22 ]
31...Rh8-c8 Black threatens to win material: Rc8xc2 [Houdini 2.0c Pro x64: 31...a7-a6 32.Bc2-d3 Ke6-f6 33.Rg7-g2 Kf6-e6 34.Bd3-b1 Rh8-c8 35.Rg2-g1 Ke6-f6 36.Bb1-d3 Kf6-e6 37.Rg1-g7 Rc8-h8 38.Bd3-b1 Nd6-c4 39.b2-b4 Nc4-d6 40.Bb1-d3 Ke6-f6 41.Rg7-g1 Rh8-c8 42.Bd3-b1 Rc8-c3 43.Rg1-g8 Nd6-c4 44.Rg8-e8 Kf6-g7 45.Bb1xf5 Rc3-b3 46.Re8-e7 0.27/21 ] 32.Bc2-b3 [Houdini 2.0c Pro x64:
32.Bc2-b3 Rc8-h8 33.Rg7-g1 Rh8-c8 34.Rg1-e1 Nd6-b5 35.Re1-e2 Rc8-c1 36.Re2-c2 Rc1xc2 37.Bb3xc2 Nb5-d6 38.b2-b3 a7-a6 39.Bc2-d3 Ke6-f6 40.e3-e4 f5xe4 41.f3xe4 d5xe4 42.Bd3xe4 Kf6-e6 43.Be4-f3 f7-f6 44.Bf3-g2 Ke6-e7 45.Bg2-d5 Ke7-d7 46.b3-b4 Kd7-e7 47.Bd5-g2 Ke7-d7 48.Bg2-h1 Kd7-e6 49.d4-d5+ Ke6-e7 50.Bh1-g2 Ke7-d7 51.Bg2-h3+
Kd7-e7 52.Bh3-f1 Nd6-e8 53.b4-b5 Ne8-c7 54.b5xa6 Nc7xd5+ 55.Kf4-e4 Nd5-c3+ 56.Ke4-d4 0.20/24 ]
32...Rc8-h8 [Houdini 2.0c Pro x64:
32...Rc8-h8 33.Rg7-g1 Rh8-c8
34.Rg1-e1 Nd6-b5 35.Re1-e2 Rc8-c1 36.Re2-c2 Rc1xc2 37.Bb3xc2 Nb5-d6 38.b2-b3 Ke6-f6 39.Bc2-d3 a7-a6 40.Bd3-b1 Kf6-e6 41.Bb1-c2 Ke6-f6 42.Bc2-d3 Kf6-e6 43.Bd3-b1 Ke6-f6 44.b3-b4 Kf6-e6 45.Bb1-c2 Ke6-f6 46.Bc2-d3 Nd6-c4 47.Bd3-c2 Nc4-d6 48.Bc2-d3 0.28/25 ] 33.Rg7-g1
[ Houdini 2.0c Pro x64: 33.Rg7-g1 Rh8-c8 34.Rg1-e1 Nd6-b5 35.Re1-e2 Rc8-c1 36.Re2-c2 Rc1xc2 37.Bb3xc2
Nb5-d6 38.b2-b3 Ke6-f6 39.Bc2-d3 a7-a6 40.Bd3-b1 Kf6-e6 41.Bb1-c2 Ke6-f6 42.Bc2-d3 Kf6-e6 43.Bd3-b1 Ke6-f6 44.b3-b4 Kf6-e6 45.Bb1-c2 Ke6-f6 46.Bc2-d3 Nd6-c4 47.Bd3-c2 Nc4-d6 48.Bc2-d3 0.21/24 ]
33...Rh8-c8 [Houdini 2.0c Pro x64:
33...Rh8-c8 34.Rg1-e1 Nd6-b5
35.Re1-e2 Rc8-c1 36.Re2-c2 Rc1xc2 37.Bb3xc2 Nb5-d6 38.b2-b3 Ke6-f6 39.Bc2-d3 a7-a6 40.Bd3-b1 Kf6-e6 41.Bb1-c2 Ke6-f6 42.Bc2-d3 Kf6-e6 43.Bd3-b1 Ke6-f6 44.b3-b4 Kf6-e6 45.Bb1-c2 Ke6-f6 46.e3-e4 f5xe4 47.f3xe4 d5xe4 48.Bc2xe4 Kf6-e6 49.Be4-g2 Ke6-e7 50.Bg2-d5 f7-f6 51.Bd5-g2 Ke7-d7 52.Bg2-h1 Kd7-e6 53.d4-d5+ Ke6-e7 54.Bh1-g2 Ke7-d7 55.Bg2-h3+ Diagram
201
XIIIIIIIIY 9-+-+-+-+0{
9+p+k+-+-0 9p+-sn-zp-zp0 9zP-+P+-+P0 9-zP-+-mK-+0 9+-+-+-+L0 9-+-+-+-+0 9+-+-+-+-0 xiiiiiiiiy
Kd7-e7 56.Bh3-f1 Nd6-e8 57.b4-b5 Ne8-c7 58.b5xa6 Nc7xd5+ 59.Kf4-e4 Nd5-c3+ 60.Ke4-d4 0.28/22 ]
34.Rg1-g7 [Houdini 2.0c Pro x64:
34.Rg1-e1 Nd6-b5 35.Re1-e2 Rc8-c1 36.Re2-c2 Rc1xc2 37.Bb3xc2 Nb5-d6 38.b2-b3 Ke6-f6 39.Bc2-d3 a7-a6 40.Bd3-b1 Kf6-e6 41.Bb1-c2 Ke6-f6 42.Bc2-d3 Kf6-e6 43.Bd3-b1 Ke6-f6 44.b3-b4 Kf6-e6 45.Bb1-c2 Ke6-f6 46.e3-e4 f5xe4 47.f3xe4 d5xe4
48.Bc2xe4 Kf6-e6 49.Be4-g2 Ke6-e7 50.Bg2-d5 f7-f6 51.Bd5-g2 Ke7-d7 52.Bg2-h1 Kd7-e6 53.d4-d5+ Ke6-e7 54.Bh1-g2 Ke7-d7 55.Bg2-h3+
Kd7-e7 56.Bh3-f1 Nd6-e8 57.b4-b5 Ne8-c7 58.b5xa6 Nc7xd5+ 59.Kf4-e4 Nd5-c3+ 60.Ke4-d4 0.21/21 ]
34...Rc8-h8 Twofold repetition
[ Houdini 2.0c Pro x64: 34...Rc8-h8 0.06/29 ] 35.Rg7-g2 [Houdini 2.0c Pro
x64: 35.Rg7-g2 Rh8-c8 36.Rg2-g1 a7-a6 37.Rg1-g7 Rc8-h8 38.Rg7-g2 Rh8-d8 39.Rg2-e2 Nd6-c4 40.Bb3xc4 d5xc4 41.Re2-c2 Rd8-d5 42.Rc2xc4 Rd5xa5 43.Rc4-b4 b7-b5 44.Rb4-b3 Ra5-a4 45.Rb3-c3 Ra4-c4 46.Rc3-a3 Rc4-a4 47.Ra3xa4 b5xa4 48.e3-e4
x64: 35.Rg7-g2 Rh8-c8 36.Rg2-g1 a7-a6 37.Rg1-g7 Rc8-h8 38.Rg7-g2 Rh8-d8 39.Rg2-e2 Nd6-c4 40.Bb3xc4 d5xc4 41.Re2-c2 Rd8-d5 42.Rc2xc4 Rd5xa5 43.Rc4-b4 b7-b5 44.Rb4-b3 Ra5-a4 45.Rb3-c3 Ra4-c4 46.Rc3-a3 Rc4-a4 47.Ra3xa4 b5xa4 48.e3-e4