PRIMERA PARTE FUNDAMENTACIÓN TEÓRICA
CAPÍTULO 2 EL SÍNDROME DE DOWN
2. CAPÍTULO II. EL SÍNDROME DE DOWN
2.4.1 Etiología
9+-+-zpp+p0 9p+-zp-+p+0 9+-+-+-+-0 9-+-sN-+-+0 9+PsN-+-+-0 9P+PwQ-+-zP0 9mK-+R+-+l0[
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30.Rg3xg6+ h7xg6 31.Qf2xh4 e6-e5 32.Nd4-e2 Kg8-g7 33.c2-c4 -0.49/16 ] 23...Qb8-b7 Black threatens to win
material: Qb7xh1 [Houdini 2.0c Pro x64: 23...Qb8-b4 24.Ka1-b2 Rc8-c5 25.a2-a3 Qb4-b7 26.Rh1-g1 Rf8-c8 27.Rg1-g3 e7-e6 28.Nc3-a4 Rc5-h5 29.Qd2-f2 Rh5-h4 30.Rg3xg6+ h7xg6 31.Qf2xh4 e6-e5 32.Nd4-e2 Kg8-g7 33.c2-c4 -0.34/17 ] 24.Rh1-g1
[ Houdini 2.0c Pro x64: 24.Rh1-e1 Rc8-c5 25.Nc3-d1 Rf8-b8 26.Nd1-e3 Qb7-b4 27.Qd2xb4 Rb8xb4 28.c2-c4 Kg8-g7 29.Ka1-b2 Rb4-b7 30.Nd4-f3 f7-f5 31.Kb2-c3 e7-e6 32.Re1-d1 Rb7-d7 33.Nf3-g5 -0.21/16 ]
24...Rc8-c5 [Houdini 2.0c Pro x64:
24...Qb7-b4 25.Ka1-b2 Rc8-c5
26.a2-a3 Qb4-b7 27.Rg1-g3 Rc5-h5 28.Qd2-e2 Rh5-e5 29.Qe2-d3 Rf8-c8 30.b3-b4 a6-a5 31.Qd3-f3 d6-d5 32.b4-b5 Qb7-b6 33.Qf3-f4 -0.17/16 ] 25.Rg1-g3 [Houdini 2.0c Pro x64:
25.Nc3-d1 Rc5-h5 26.Qd2-e2 Kg8-h8 27.Ka1-b1 e7-e5 28.Nd4-f3 e5-e4 29.Nf3-d4 Qb7-d5 30.c2-c3 f7-f5
31.Nd1-e3 Qd5-e5 32.Qe2xa6 Rh5-h3 33.Qa6-e2 Rh3xh2 -0.16/15 ]
25...Rf8-c8 [Houdini 2.0c Pro x64:
25...Rf8-b8 26.Ka1-b1 Rb8-c8
27.Kb1-b2 e7-e6 28.a2-a3 Rc5-h5 29.h2-h3 Rh5-h4 30.Kb2-a2 d6-d5 31.Nc3-e2 Qb7-e7 32.Nd4-f3 Rh4-h5 33.Ne2-d4 e6-e5 -0.29/15 ] 26.Ka1-b2
White king safety dropped [Houdini 2.
0c Pro x64: 26.Rg3-d3 e7-e6
27.Ka1-b1 Rc5-h5 28.Nd4-f3 Rh5-f5 29.Qd2-e3 Qb7-c7 30.Nf3-d2 d6-d5 31.Nd2-f3 Qc7-c5 32.Qe3-h6 Qc5-b4 -0.34/14 ] 26...Qb7-d7?? Diagram [ ¹26...Rc5-h5³ would keep Black
alive ;Houdini 2.0c Pro x64: 26...e7-e6 27.a2-a3 Rc5-h5 28.h2-h3 Rh5-h4 29.Qd2-e3 Qb7-c7 30.Qe3-f2 d6-d5 31.Rg3-f3 Rh4-h5 32.Rf3-g3 Qc7-d6 33.Kb2-a2 Rh5-h4 -0.32/15 ]
165
XIIIIIIIIY 9-+r+-+k+0 9+-+qzpp+p0 9p+-zp-+p+0 9+-tr-+-+-0 9-+-sN-+-+0 9+PsN-+-tR-0 9PmKPwQ-+-zP0 9+-+-+-+-0[
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Black loses the upper hand 27.Nc3-a4± [Houdini 2.0c Pro x64: 27.Nc3-a4
e7-e5 28.Na4xc5 Rc8xc5 29.Nd4-f3 Qd7-e7 30.c2-c3 a6-a5 31.Qd2-h6 Rc5-c7 32.h2-h4 Qe7-f6 33.Qh6-g5 Qf6xg5 34.Nf3xg5 d6-d5 35.Rg3-d3 h7-h6 36.Ng5-h3 Rc7-c5 37.b3-b4 a5xb4 38.c3xb4 1.06/18 ] 27...e7-e5 [ 27...Rc8-d8 28.Qd2-h6±
( 28.Na4xc5? doesn't work d6xc5 29.Qd2-a5 c5xd4-+ );Houdini 2.0c Pro
x64: 27...Rc8-d8 28.Qd2-h6 e7-e5 29.Na4xc5 d6xc5 30.Nd4-e2 Qd7-e7 31.Rg3-c3 e5-e4 32.Qh6-e3 Rd8-c8
33.Ne2-f4 Rc8-c6 34.Nf4-d3 c5-c4 35.Nd3-f2 f7-f5 36.Qe3-d4 Rc6-d6 37.Qd4xc4+ Kg8-g7 38.Qc4-c7 Rd6-d7 39.Qc7-f4 1.04/16 ]
28.Na4xc5+- Diagram [Houdini 2.0c Pro x64: 28.Na4xc5 d6xc5 29.Nd4-f3 Qd7-e7 30.Rg3-h3 e5-e4 31.Nf3-g5 c5-c4 32.Qd2-f4 f7-f5 33.Rh3xh7 Qe7-f6+ 34.c2-c3 c4xb3 35.Ng5xe4 Qf6-b6 36.Qf4-d6 Qb6xd6 37.Ne4xd6 Kg8xh7 38.Nd6xc8 b3xa2 39.Kb2xa2 Kh7-g7 40.Nc8-d6 Kg7-f6 41.Ka2-b3 f5-f4 42.Kb3-c4 Kf6-e5 43.Nd6-f7+
Ke5-f5 0.93/17 ]
166
XIIIIIIIIY 9-+r+-+k+0{
9+-+q+p+p0 9p+-zp-+p+0 9+-sN-zp-+-0 9-+-sN-+-+0 9+P+-+-tR-0 9PmKPwQ-+-zP0 9+-+-+-+-0 xiiiiiiiiy
28...Rc8xc5 [Houdini 2.0c Pro x64:
28...d6xc5 29.Nd4-f3 Qd7-e7 30.Qd2-c3 e5-e4 31.Nf3-e5 f7-f5
32.Ne5xg6 h7xg6 33.Rg3xg6+ Kg8-h7 34.Rg6-f6 Qe7-g7 35.Rf6xf5 Qg7xc3+
36.Kb2xc3 Kh7-g6 37.Rf5-e5 Rc8-h8 38.Re5xe4 Rh8xh2 39.Re4-e6+
Kg6-f5 40.Re6xa6 Kf5-e5 41.Ra6-a7 Ke5-d5 42.a2-a4 Rh2-h3+ 43.Kc3-b2 Rh3-h2 44.Ra7-d7+ Kd5-c6 1.01/15 ] 29.Nd4-e2 [Houdini 2.0c Pro x64:
29.Nd4-f3 Qd7-e7 30.c2-c3 e5-e4 31.Nf3-d4 a6-a5 32.a2-a4 f7-f5
33.Nd4-b5 Rc5-e5 34.Qd2-e3 Re5-c5 35.Qe3-f4 Rc5-d5 36.Nb5-d4 Qe7-e5 37.Qf4-h4 f5-f4 38.Qh4-d8+ Kg8-g7
39.Qd8-c7+ Kg7-g8 40.Qc7-c8+
1.09/17 ] 29...d6-d5 [Houdini 2.0c Pro x64: 29...d6-d5 30.Qd2-b4 Rc5-b5 31.Qb4-a3 Rb5-b6 32.Qa3-a5 Qd7-e6 33.Ne2-c3 d5-d4 34.Nc3-d5 Rb6-d6 35.Nd5-c7 Qe6-c8 36.Qa5-c5 Qc8-d7 37.Qc5-a7 Diagram
167
XIIIIIIIIY 9-+-+-+k+0{
9wQ-sNq+p+p0 9p+-tr-+p+0 9+-+-zp-+-0 9-+-zp-+-+0 9+P+-+-tR-0 9PmKP+-+-zP0 9+-+-+-+-0 xiiiiiiiiy
Qd7-c8 1.10/16 ] 30.Rg3-d3 [ Houdini 2.0c Pro x64: 30.Qd2-b4 Rc5-b5 31.Qb4-a3 Rb5-b6 32.Qa3-a5 Qd7-e6 33.Ne2-c3 d5-d4 34.Nc3-d5 Rb6-d6 35.Nd5-c7 Qe6-c8 36.Qa5-c5 Qc8-d7 37.Qc5-a7 Qd7-e7 38.Rg3-g1 Rd6-d8 39.Qa7-b6 Rd8-c8 1.01/16 ] 30...Qd7-e6 Diagram [Houdini 2.0c Pro
x64: 30...Qd7-c6 31.a2-a4 Kg8-g7 32.c2-c3 Rc5-a5 33.Rd3-h3 h7-h5 34.Qd2-g5 f7-f6 35.Qg5-g2 Kg7-h7 36.Rh3-d3 Ra5-c5 37.b3-b4 Qc6-b7 38.Kb2-a3 e5-e4 39.Ne2-f4 0.93/15 ]
(Diagram 168) 31.a2-a3 [Houdini 2.0c Pro x64:
31.a2-a3 e5-e4 32.Rd3-g3 Rc5-c6 33.Qd2-d4 Qe6-f6 34.Rg3-c3 Qf6xd4 35.Ne2xd4 Rc6-f6 36.Rc3-c5 Rf6-f2 37.h2-h3 Rf2-h2 38.Rc5xd5 h7-h5 39.Rd5-d6 a6-a5 40.Rd6-d5 Rh2xh3 41.Rd5xa5 Kg8-g7 42.Ra5-a7 e4-e3
168
XIIIIIIIIY 9-+-+-+k+0 9+-+-+p+p0 9p+-+q+p+0 9+-trpzp-+-0 9-+-+-+-+0 9+P+R+-+-0 9PmKPwQN+-zP0 9+-+-+-+-0[
xiiiiiiiiy
43.a3-a4 h5-h4 44.a4-a5 Kg7-f6 1.08/16 ] 31...a6-a5 [Houdini 2.0c Pro
x64: 31...e5-e4 32.Rd3-g3 Rc5-c6 33.Qd2-d4 Qe6-f6 34.Rg3-c3 Qf6xd4 35.Ne2xd4 Rc6-f6 36.Rc3-c5 Rf6-f2 37.h2-h3 Rf2-h2 38.Rc5xd5 h7-h5 39.Rd5-d6 a6-a5 40.Rd6-d5 Rh2xh3 41.Rd5xa5 Kg8-g7 42.Ra5-a7 e4-e3 43.a3-a4 h5-h4 44.a4-a5 Kg7-f6 1.24/15 ] 32.Ne2-c3 [Houdini 2.0c Pro
x64: 32.Rd3-c3 Qe6-b6 33.Rc3xc5 Qb6xc5 34.Qd2-c3 Qc5xc3+
35.Ne2xc3 d5-d4 36.Nc3-d5 Kg8-f8 37.c2-c3 d4xc3+ 38.Kb2xc3 f7-f5 39.b3-b4 a5xb4+ 40.a3xb4 Kf8-e8 41.Nd5-f6+ Ke8-f7 42.Nf6xh7 Kf7-e7 43.Nh7-g5 Ke7-d6 44.Kc3-d3 e5-e4+
45.Kd3-e2 Kd6-d5 46.b4-b5 1.66/17 ] 32...d5-d4 [Houdini 2.0c Pro x64:
32...d5-d4 33.Nc3-e4 Rc5-c8 34.c2-c3 f7-f5 35.Ne4-g5 Qe6-d6 36.c3xd4 h7-h6 37.Ng5-h3 e5-e4 38.Rd3-g3 Kg8-f7 39.Nh3-f4 g6-g5 40.Nf4-e2 f5-f4 41.Qd2xa5 f4xg3 42.Qa5-f5+
Kf7-e7 43.Qf5xc8 g3xh2 44.Qc8-b7+
Ke7-d8 45.Qb7xe4 g5-g4 46.a3-a4 Qd6-e7 47.Qe4-a8+ Kd8-d7
48.Ne2-g3 Qe7-d6 49.Qa8-b7+
Kd7-d8 50.Ng3-e2 Qd6-c7 51.Qb7-d5+ Qc7-d7 52.Qd5-g2
Qd7-d6 53.Qg2-e4 Qd6-e7 0.85/20 ] 33.Nc3-e4 [Houdini 2.0c Pro x64:
33.Nc3-e4 Rc5-c8 34.c2-c3 f7-f5 35.Ne4-g5 Qe6-d6 36.c3xd4 h7-h6 37.Ng5-h3 e5-e4 38.Rd3-g3 Kg8-f7 39.Nh3-f4 g6-g5 40.Nf4-e2 f5-f4 41.Qd2xa5 f4xg3 42.Qa5-f5+ Kf7-e7 43.Qf5xc8 g3xh2 44.Qc8-b7+ Ke7-d8 45.Qb7-a8+ Kd8-e7 46.Qa8xe4+
Qd6-e6 47.Qe4-b7+ Qe6-d7
48.Qb7-g2 Qd7-d6 49.a3-a4 g5-g4 50.a4-a5 Ke7-f6 51.Qg2-e4 0.71/19 ] 33...Rc5-c8 [Houdini 2.0c Pro x64:
33...Rc5-c8 34.c2-c3 a5-a4 35.c3xd4 e5xd4 36.Ne4-g5 Qe6-d5 37.Ng5-f3 a4xb3 38.Nf3xd4 Rc8-d8 39.Qd2-c3 Qd5-e5 40.h2-h3 Rd8-a8 41.Nd4xb3 Qe5-e2+ 42.Rd3-d2 Qe2-e7
43.Qc3-c5 Qe7-h4 44.Qc5-c6 Ra8-b8 45.Qc6-c7 Rb8-e8 46.Qc7-c3 Qh4-e4 47.Rd2-d7 Qe4-e2+ 48.Kb2-b1
Qe2-f1+ 49.Kb1-b2 1.07/17 ] 34.Ne4-g5 [Houdini 2.0c Pro x64:
34.c2-c3 f7-f5 35.Ne4-g5 Qe6-d6 36.c3xd4 h7-h6 37.Ng5-h3 e5-e4 38.Rd3-g3 Kg8-h7 39.Nh3-f4 g6-g5 40.Nf4-e2 f5-f4 41.Qd2xa5 f4xg3 42.Qa5-f5+ Kh7-g7 43.Qf5xc8 g3xh2 44.Qc8-b7+ Kg7-f6 45.Qb7xe4 h6-h5 46.a3-a4 Qd6-e6 47.Qe4-f3+ Kf6-g7 48.Ne2-g3 h5-h4 49.Ng3-f5+ Kg7-g6 50.Nf5xh4+ g5xh4 51.Qf3-g2+ Kg6-f6 52.Qg2xh2 Qe6-e4 53.Qh2-d6+
Kf6-g5 0.94/16 ] 34...Qe6-e7 [ 34...Qe6-c6 35.c2-c3 f7-f6
36.Ng5-h3± ;Houdini 2.0c Pro x64:
34...Qe6-e7 35.Qd2-g2 Kg8-g7
36.Ng5xh7 e5-e4 37.Rd3xd4 Qe7-c5 38.Qg2xe4 Qc5-c3+ 39.Kb2-b1
Kg7xh7 40.h2-h4 Rc8-c5 41.Rd4-c4 Rc5xc4 42.Qe4xc4 Qc3xc4 43.b3xc4 Kh7-g7 44.Kb1-c1 Kg7-f6 45.Kc1-d2 Kf6-e5 46.Kd2-e3 a5-a4 47.c4-c5 0.57/16 ] 35.Rd3-h3 [Houdini 2.0c Pro
x64: 35.Qd2-g2 Kg8-g7 36.Ng5xh7
e5-e4 37.Rd3xd4 Qe7-c5 38.Qg2xe4 Qc5-c3+ 39.Kb2-b1 Kg7xh7
40.Rd4-d7 Qc3-f6 41.h2-h4 Kh7-g7 42.a3-a4 Qf6-f1+ 43.Kb1-b2 Qf1-f6+
44.Qe4-d4 Qf6xd4+ 45.Rd7xd4 Rc8-h8 46.c2-c4 Rh8-e8 0.54/15 ] 35...e5-e4 [Houdini 2.0c Pro x64:
35...e5-e4 36.Ng5xh7 d4-d3 37.c2-c4 Qe7-e6 38.Nh7-g5 Qe6-f6+
39.Kb2-a2 Rc8-e8 40.Ng5-h7 Qf6-e5 41.Qd2-c1 a5-a4 42.b3-b4 f7-f6 43.Qc1-g1 Kg8-g7 44.Qg1-a7+
Re8-e7 45.Qa7xa4 Qe5-e6 0.43/15 ] 36.Qd2-f4 [Houdini 2.0c Pro x64:
36.Ng5xh7 d4-d3 37.c2-c4 Rc8-c5 38.Qd2-e3 Rc5-e5 39.a3-a4 Re5-f5 40.Qe3-d4 Rf5-e5 41.Qd4-d7 Qe7xd7 42.Nh7-f6+ Kg8-g7 43.Nf6xd7 Re5-f5 44.c4-c5 d3-d2 45.Kb2-c2 d2-d1Q+
46.Kc2xd1 Rf5-d5+ 47.Kd1-e2
Rd5xd7 48.c5-c6 Rd7-c7 49.Rh3-c3 Kg7-f6 0.40/14 ] 36...e4-e3?!
offers little resistance [ 36...f7-f5 37.Rh3xh7 Qe7-f6 38.Rh7-f7± ; Houdini 2.0c Pro x64: 36...f7-f5
37.Kb2-b1 h7-h5 38.Rh3-g3 Qe7-c5 39.Qf4-d2 Qc5-b6 40.Qd2-d1 Qb6-d6 41.Qd1-e2 h5-h4 42.Rg3-g1 Kg8-g7 43.h2-h3 d4-d3 44.c2xd3 Qd6xd3+
45.Qe2xd3 e4xd3 0.17/11 ] 37.Ng5xh7 Diagram [ 37.Rh3xh7might be the shorter path Qe7-c7 38.Qf4xc7 Rc8xc7+- ;Houdini 2.0c Pro x64:
37.Ng5xh7 f7-f5 38.Qf4xd4 Qe7-c5 39.Qd4-d3 Rc8-c6 40.Nh7-g5
Qc5-e5+ 41.Kb2-b1 Qe5-d6 42.Rh3xe3 Qd6xd3 43.Re3xd3
Kg8-g7 44.Rd3-d5 Rc6-a6 45.Kb1-b2 Kg7-h6 46.Ng5-f3 Kh6-g7 47.c2-c4 Kg7-f6 48.Kb2-c2 f5-f4 49.h2-h4 a5-a4 50.b3-b4 Ra6-e6 51.b4-b5 Re6-e3 52.Rd5-d6+ Kf6-f5 5.18/16 ] 37...f7-f5 [Houdini 2.0c Pro x64:
37...f7-f5 38.Qf4xd4 Qe7-c5 39.Qd4-d3 Rc8-c6 40.Nh7-g5
169
XIIIIIIIIY 9-+r+-+k+0{
9+-+-wqp+N0 9-+-+-+p+0 9zp-+-+-+-0 9-+-zp-wQ-+0 9zPP+-zp-+R0 9-mKP+-+-zP0 9+-+-+-+-0 xiiiiiiiiy
Qc5-e5+ 41.Kb2-b1 Qe5-d6 42.Rh3xe3 Qd6xd3 43.Re3xd3
Kg8-g7 44.Rd3-d5 Rc6-a6 45.Kb1-b2 Kg7-h6 46.Ng5-f3 Kh6-g7 47.c2-c4 Kg7-f6 48.Kb2-c2 f5-f4 49.h2-h4 5.04/16 ] 38.Qf4xd4 Diagram [ Houdini 2.0c Pro x64: 38.Qf4xd4 Qe7-c5 39.Qd4-d3 Rc8-c6 40.Nh7-g5 Qc5-e5+ 41.Kb2-b1 Qe5-d6
42.Rh3xe3 Qd6xd3 43.Re3xd3
Kg8-g7 44.h2-h4 Kg7-h6 45.Kb1-b2 Kh6-h5 46.Rd3-d4 Rc6-f6 47.b3-b4 f5-f4 48.b4xa5 Kh5xh4 4.79/14 ]
(Diagram 170)
38...Qe7-c5 [Houdini 2.0c Pro x64:
38...Qe7-c5 39.Qd4-d3 Rc8-c6 40.Nh7-g5 Qc5-e5+ 41.Kb2-b1 Qe5-d6 42.Rh3xe3 Qd6xd3
43.Re3xd3 Kg8-g7 44.h2-h4 Kg7-h6 45.Kb1-b2 Kh6-h5 46.Rd3-d4 Rc6-f6 47.b3-b4 f5-f4 48.b4xa5 Kh5xh4 4.98/15 ] 39.Qd4xc5 [Houdini 2.0c
Pro x64: 39.Qd4-d3 Qc5-c6
40.Nh7-g5 f5-f4 41.Rh3-h6 Kg8-g7 42.Rh6-h7+ Kg7-g8 43.Rh7-f7 Rc8-f8 44.Rf7xf8+ Kg8xf8 45.Qd3-d8+
Qc6-e8 46.Qd8-d6+ Qe8-e7 47.Qd6xg6 Qe7-g7+ 48.Qg6xg7+
170
XIIIIIIIIY 9-+r+-+k+0{
9+-+-wq-+N0 9-+-+-+p+0 9zp-+-+p+-0 9-+-wQ-+-+0 9zPP+-zp-+R0 9-mKP+-+-zP0 9+-+-+-+-0 xiiiiiiiiy
Kf8xg7 49.Ng5-e6+ Kg7-f6 50.Ne6xf4 Kf6-e5 4.75/12 ] 39...Rc8xc5
[ Houdini 2.0c Pro x64: 39...Rc8xc5 40.Nh7-g5 f5-f4 41.Ng5-f3 g6-g5 42.b3-b4 a5xb4 43.a3xb4 Rc5-b5 44.c2-c4 Rb5xb4+ 45.Kb2-c3 Rb4-b1 46.Rh3-h5 Rb1-f1 47.Rh5xg5+
Kg8-h7 48.Nf3-d4 f4-f3 49.Kc3-d3 Rf1-d1+ 50.Kd3xe3 f3-f2 51.Ke3xf2 Rd1xd4 52.c4-c5 Kh7-h6 53.Kf2-e3 Rd4-h4 54.Rg5-g8 Rh4-c4 55.Rg8-c8 Kh6-g5 56.c5-c6 Rc4-c2 57.c6-c7 Rc2-c3+ 58.Ke3-d4 1.12/16 ] 40.Nh7-f6+ [ 40.Nh7-g5 keeps an
even firmer grip f5-f4 41.Ng5-f3 Kg8-g7+- ;Houdini 2.0c Pro x64:
40.Nh7-g5 f5-f4 41.Ng5-f3 e3-e2 42.b3-b4 a5xb4 43.a3xb4 Rc5-d5 44.Rh3-h4 g6-g5 45.Rh4-g4 Kg8-g7 46.Rg4-g2 Rd5-e5 47.Nf3-e1 Kg7-g6 48.Kb2-c3 f4-f3 49.Ne1xf3 Re5-e3+
50.Kc3-d4 Re3xf3 51.Rg2xe2 Rf3-f4+
52.Kd4-c5 Rf4-f5+ 53.Kc5-d6 Rf5-b5 54.c2-c3 Rb5-b8 55.Kd6-c7 Rb8-b5 56.Kc7-c6 Rb5-b8 57.Re2-e6+
Kg6-f5 0.89/17 ] 40...Kg8-f7
[ Houdini 2.0c Pro x64: 40...Kg8-f7 41.Nf6-g4 f5xg4 42.Rh3xe3 Kf7-f6 43.b3-b4 Rc5-h5 44.Re3-e2 a5-a4 45.Re2-g2 Rh5-h4 46.Rg2-d2 Rh4-h5
47.Kb2-a2 Kf6-e6 48.c2-c4 Rh5-h3 49.c4-c5 Rh3-c3 50.Rd2-d6+ Ke6-e5 51.Rd6xg6 Rc3-c2+ 52.Ka2-b1
Rc2xh2 53.Rg6xg4 0.83/17 ]
41.Nf6-g4!Diagram [ 41.Nf6-g4 f5xg4 42.Rh3xe3+- ;Houdini 2.0c Pro x64:
41.Nf6-g4 f5xg4 42.Rh3xe3 Kf7-f6 43.b3-b4 a5xb4 44.a3xb4 Rc5-c8 45.Re3-e2 Kf6-f5 46.Kb2-b3 Kf5-f4 47.b4-b5 Kf4-f3 48.Re2-d2 Kf3-e3 49.Rd2-d3+ Ke3-e4 50.Rd3-g3 Ke4-f4 51.Rg3-g2 Rc8-h8 52.c2-c4 Rh8-h3+
53.Kb3-b4 0.92/18 ]
171
XIIIIIIIIY 9-+-+-+-+0{
9+-+-+k+-0 9-+-+-+p+0 9zp-tr-+p+-0 9-+-+-+N+0 9zPP+-zp-+R0 9-mKP+-+-zP0 9+-+-+-+-0 xiiiiiiiiy
Decoy: g4 1-0
24 D52
Carlsen,Magnus Kasparov,Garry
rapid Reykjavik (1.1) 18.03.2004 D52: Queen's Gambit Declined:
Cambridge Springs Variation 1.d2-d4 d7-d5 2.c2-c4 c7-c6 3.Ng1-f3 Ng8-f6 4.Nb1-c3 e7-e6 5.Bc1-g5 Nb8-d7 6.e2-e3 Qd8-a5 7.Nf3-d2 Bf8-b4 8.Qd1-c2 0-0 9.Bf1-e2 e6-e5 10.0-0 e5xd4
11.Nd2-b3 Qa5-b6 12.e3xd4 d5xc4
13.Be2xc4 a7-a5 14.a2-a4 Qb6-c7 15.Ra1-e1 h7-h6 16.Bg5-h4 Bb4-d6 17.h2-h3 Nd7-b6 18.Bh4xf6 Nb6xc4 19.Nc3-e4 Bd6-h2+ 20.Kg1-h1
Nc4-d6 last book move last book move 21.Kh1xh2 [Houdini 2.0c Pro x64:
21.Kh1xh2 Nd6xe4+ 22.Bf6-e5 Ne4-d6 23.d4-d5 Qc7-d7 24.d5xc6 b7xc6 25.Re1-e2 Nd6-f5 26.Rf1-d1 Qd7-a7 27.Nb3-d4 Nf5xd4 28.Be5xd4 Qa7-c7+ 29.Bd4-e5 Qc7-b6
30.Re2-e3 Rf8-e8 31.Rd1-d6 Bc8-e6 32.Re3-g3 g7-g5 33.f2-f4 Ra8-d8 34.Rd6xc6 Rd8-c8 35.Rc6xb6 Rc8xc2 36.f4xg5 1.10/18 ] 21...Nd6xe4+
[ Houdini 2.0c Pro x64: 21...Nd6xe4+
22.Bf6-e5 Ne4-d6 23.d4-d5 Rf8-d8 24.Nb3-d4 Qc7-d7 Diagram
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