Półfinał Pucharu Świata - LSS

Baranowski,Tadeusz (2287) POL - Dutra Neto,Alfredo Carlos S (2416) BRA
CP-2008-S-00001, 07.05.2011

D46: Obrona półsłowiańska: 5. e3 Sbd7 6. Gd3, czarne unikają Merana
1.d4 d5 2.c4 e6 3.Sc3 c6 4.e3 Sf6 5.Sf3 Sbd7 6.Hc2 Gd6 7.Gd3 dxc4 8.Gxc4 0-0 9.0-0 b5 10.Ge2 a6 11.Wd1 Hc7 12.Se4 Sxe4 13.Hxe4 We8 DIAGRAM [13...e5 14.Hh4 We8 15.Gd3= ]

14.Gd2 [14.Gd3 f5 (14...g6 15.Hh4 e5 16.Sg5 Sf8 ( 16...Sf6!? 17.dxe5 Gxe5 18.f4 Gd6 19.e4 ) 17.Se4 Ge7 18.Sf6+ ( 18.Hg3? f5 19.Sc3 Gd6=/+ ) 18...Gxf6 19.Hxf6+/= e4!? ( 19...Sd7!? 20.Hh4 exd4 21.exd4+/= (‹21.Hxd4 c5 22.Hc3 Se5= ) ) 20.Ge2 Sd7 21.Hh4 Sb6 22.Gd2 Sd5 23.Wdc1 /\ Wc5,Waca,Gd1-b3;>23...Hd6 Golod,V - Hoeksema,HP Dieren 1998; 14...Sf6 15.Hh4+/= e5 16.e4 Gg4 17.Gg5 Gxf3 18.gxf3 Sd7 19.f4 f6 20.fxe5 fxe5 21.Gc2 Sf8 22.Wac1 Kh8 23.f4 Ha7 Marin,M - Prakash,GB Calcutta 1999) 15.Hh4 c5 16.e4 e5 17.a4 exd4 18.axb5 c4 19.Gf1 Wxe4 20.Hh3 d3 21.b3 f4 22.Hh5 Sf6 23.Hh4 Gc5 Walczak,P - Oikamo,T ws 2008; 14.Hd3 Gb7+/= ]

14...Gb7 15.Hg4 [15.Wac1 e5 (15...c5 16.Hh4 Ge7 (16...c4 17.Gd3 Sf6 18.Se5 He7 19.Gb1 h6 20.f3 Sd7 21.Hxe7 Wxe7 22.Sxd7 Wxd7 23.Ga5 Wc8 24.Kf2 Kf8 Shishigin,NP - Rezvyakov,AA corr 1998) 17.Hh3 c4 18.b3 Ga3 19.bxc4 Gxc1 20.Wxc1 bxc4 21.Wxc4 Hd8 22.Gd3 Sf6 23.Se5 Gd5 24.Wc2 Ge4 Bashkite,V - Shumiakina,T Tallinn 2008) 16.dxe5 Sxe5 17.Hh4 c5 18.Sxe5 Gxe5 19.Gc3 Gxc3 20.Wxc3 c4 21.Wc2 Wad8 22.Wcd2 Wxd2 23.Wxd2 Hb6 24.h3 h6 Svetushkin,D - Kharitonov,A Rethymno 2009; 15.Hh4 c5+/= ]

fot: Alfredo Carlos S. Dutra Neto

15...f5 [15...Sf6 16.Hh4= ] 16.Hh4+/= Sf6 17.Wac1 [17.a3 Wac8+/= ] 17...Se4 18.a3 Ge7 19.Hh3 Gd6 20.Ge1 [20.Gb4 Gxb4 21.axb4 Hd6+/= ] 20...He7 21.Hh4 c5 22.Hxe7 Gxe7 23.dxc5 Gxc5 24.Wd7 We7 [24...Gc6 25.Wc7 Wec8 26.Wxc6 Wxc6 27.b4+/- ] 25.Wxe7+/- Gxe7 26.Wc7 Gd8 27.Wxb7 Sc5 28.Gc4 Sxb7 29.Gxe6+ Kf8 [29...Kh8 30.Gd5 Wa7 31.Se5+/- ] 30.Gxf5 Gf6 31.Ge4 Wb8 32.Sd4 propozycja remisu

32...g6 33.Kf1 Ke8 34.Ke2 [34.Gc6+ Kd8+/= ] 34...Kd7+/= 35.Gc3 Sc5 36.Gc2 Sa4 37.Gxa4 bxa4 38.f3 [38.f4 Wc8+/= ] 38...h5 39.Kd3 [39.e4 g5+/= ] 39...Wf8 40.Se2 [40.f4 Gxd4 41.Gxd4 Ke6= ] 40...h4 41.f4 [41.h3 g5+/= ] 41...Ke6 42.g4 [42.Gxf6 Kxf6 43.Sd4 Wb8= ] 42...hxg3= 43.hxg3 Wb8 44.Sd4+ Gxd4 45.Gxd4 [45.Kxd4 Kf5= ] 45...Kf5 46.e4+ Kg4 47.e5 Kf3 [47...Kf5 48.Gc3= ] 48.Gc3 [48.Gc5 We8= ( 48...Kxg3 49.Ke4 Wxb2 50.e6+- ) ] 48...Wd8+ [48...Kxg3 49.Ke4 Wf8 50.e6 Wxf4+ 51.Ke5+- ] 49.Kc4 Ke4 50.Kc5 Kf5   1/2-1/2  Tabela