Riazantsev,A (2656) - Vitiugov,N (2638) [D43]
ch-RUS Moscow RUS (4), 06.10.2008
1.d4 d5 2.c4 e6 3.Sf3 Sf6 4.Sc3 c6 5.Lg5 h6 6.Lh4
dxc4 7.e4 g5 8.Lg3 b5 9.Le2 Lb7 10.h4 g4 11.Se5 Sbd7 12.Sxd7 Dxd7 13.Le5 De7
14.0–0 Tg8 15.b3 b4 16.Sa4 Sxe4 17.Dc2 c5 18.Lxc4 Lg7 19.Lxg7 Txg7 20.Tae1 Sd6
21.Sxc5 Sxc4 22.bxc4 Lc6 23.Dd2 0–0–0 24.Dxb4 Txd4 25.g3 Dd6 26.Tb1 e5 27.Da5 f6
28.Da6+ Kd8 29.Tb7 Txb7 30.Sxb7+ Lxb7 31.Dxb7 Td1 32.Da8+ Ke7 33.Dxa7+ Ke6
34.Txd1 Dxd1+ 35.Kh2 Dc2 36.a4 f5 37.De3 [37.Db6+!+-] 37...Dxc4 38.Dxh6+ Kd5
39.Dd2+ Ke6 40.Dh6+ Kd5 41.Dh7 Dc8 42.a5 Ke4 43.Da7 f4 44.a6 Kf3 45.Db7+ Kxf2
46.Db2+ Kf3 47.Db3+ Ke2 48.a7? [48.Da2++-] 48...Da6 49.Dc2+ Ke3= 50.Dc1+ Ke2?
[50...Ke4=] 51.Db2+ Kd3 52.Df2 Ke4? [Besser 52...Da5] 53.gxf4 exf4 54.Dg2+ f3
55.Dxg4++- Ke3 56.Dg5+ Ke2 57.De5+ Kf1 58.Db8 De2+ 59.Kg3 Df2+ 60.Kg4
Dd4+ 61.Kxf3 Dd3+ 62.Kf4 Dd4+ 63.Kf5 Dd5+ 64.De5 Dd7+ 65.Kg5 Dxa7 66.h5 Dg1+
67.Kf5 Dg8 68.h6+- (#41)
68...Dh7+ 69.Kg5 Dg8+ 70.Kh4
[Ein möglicher Gewinnweg war: 70.Kh5 Df7+ 71.Kg4 Dg8+ (71...Dc4+ 72.Df4+)
72.Dg5 Dh8 (72...Dc4+ 73.Df4+) 73.Df5+ Ke2 74.h7 Kd1 (74...Dd4+
75.Kh5 Kd2 76.Dg6 Kc3 77.Dc6+ Kd3 78.Da6+ Kd2 79.Dh6+ Ke1 80.h8D) 75.Dd7+
Kc1 76.Dc7+ Kd1 77.Kh5 De8+ 78.Kh6 De3+ 79.Kg7 Dg5+ 80.Kf7 (80.Kh8? Kd2
remis 81.Dg7 Dd8+ 82.Dg8 Df6+) 80...Dh5+ 81.Kf8 Df5+ 82.Ke8 De4+ 83.De7
Dg6+ 84.Kd8 Db6+ 85.Dc7 Df6+ 86.Kc8 Da6+ 87.Db7 Dc4+ (87...De6+ 88.Dd7+)
88.Kd8 Dh4+ 89.De7 Dh5 90.Kc8 Kc2 91.Dg7 De8+ 92.Kc7 Da8 93.h8D+-]
70...Dc4+ 71.Kh3 51 [Besser 71.Kh5 41] 71...Db3+ im weiteren Verlauf
macht Weiß keinerlei Fortschritte, vergibt aber auch den theoretisch möglichen
Gewinn nicht.
72.Kh4 Dc4+ 73.Kh5 Df7+ 74.Kg4 Dg8+ 75.Dg5 Dh8 76.Df5+ Ke1 77.h7 Kd1 78.Dd5+ Kc1
79.Dg8 Dd4+ 80.Kh5 Dd1+ 81.Dg4 Dh1+ 82.Kg6 Dc6+ 83.Kg5 Dd5+ 84.Df5 Dg2+ 85.Kh6
Dc6+ 86.Kh5 Dh1+ 87.Kg6 Dc6+ 88.Df6 De4+ 89.Kh6 Dh1+ 90.Kg7 Db7+ 91.Kg6 De4+
92.Df5 Dc6+ 93.Kg5 Dg2+ 94.Kh4 Dh2+ 95.Kg5 Dg2+ 96.Kf6 Dc6+ 97.De6 Df3+ 98.Ke7
Db7+ 99.Dd7 Db4+ 100.Ke8 Db8+ 101.Ke7 De5+ 102.Kd8 Dh8+ 103.Kc7 De5+ 104.Kb7
Db2+ 105.Ka6 Da3+ 106.Kb6 Db2+ 107.Db5 Dh8 108.Dc4+? Danach entsteht eine
theoretische Remisposition. [108.Df5 57] 108...Kb1=
109.Dc7 Dd4+ 110.Kb7 De4+ 111.Kb8 De8+ 112.Dc8 De5+ 113.Ka7 Dd4+ 114.Ka8 Da4+
115.Kb8 Df4+ 116.Dc7 Df8+ 117.Kb7 Df3+ 118.Ka6 Dd3+ 119.Ka7 Da3+ 120.Kb8 Df8+
121.Dc8 Df4+ 122.Ka7 Dd4+ 123.Ka8 Da4+ 124.Kb8 Df4+ 125.Dc7 Df8+ 126.Ka7 Da3+
127.Kb7 Df3+ 128.Kc8 ½–½
