(1) logga (1416) - GlennWilson (1555) [A41]
ICC 1 3 Internet Chess Club, 20.10.2007
[Deep Fritz (5s)]

1.d4 d6 2.c4 e5 3.Nf3 e4 4.Nfd2 f5 5.Nc3 Nf6 6.f3
[ 6.Nb3 g6 ( 6...c6 7.Bf4 Be7 8.e3 0-0 9.Be2 Nbd7 10.Qc2 Ne8 11.h3 g5 12.Bh2 Ndf6 13.0-0-0 d5 14.Rdg1 Bd6 15.Be5 Qe7 16.f4 exf3 17.gxf3 Bxe5 18.Rxg5+ Kh8 19.dxe5 Qxe5 20.Qd2 Be6 21.cxd5 cxd5 22.Nd4 Ng7 23.f4 Qd6 24.Rhg1 Rf7 25.Bd3 Ne4 26.Bxe4 dxe4 27.Rxg7 1-0 Truskavetsky,A-Bendel,R/Budapest 1999/EXT 2000 (27)) 7.Bg5 Bg7 8.e3 0-0 9.Be2 c6 10.Qd2 Na6 11.c5 Nc7 12.cxd6 Qxd6 13.0-0 Ncd5 14.Na5 h6 15.Nc4 Qc7 16.Bxf6 Bxf6 17.f3 exf3 18.Rxf3 Be6 19.Na3 Rae8 20.Raf1 Bg5 21.Bc4 Nxe3 22.Bxe6+ Rxe6 23.Re1 Ng4 0-1 Andruet,G-Gausel,E/Thessaloniki 1988/TD (23)]

6...e3 7.Nb3 f4 8.h3?N
Covers g4 [ 8.g3 Nh5 9.Qd3 g5 10.Rg1 c6 11.Qe4+ Kf7 12.d5 c5 13.Qd3 Be7 14.Ne4 Na6 15.a3 Rb8 16.h4 h6 17.hxg5 hxg5 18.gxf4 gxf4 19.Bxe3 fxe3 20.0-0-0 Rh6 21.f4 Qh8 22.Ng5+ Ke8 Carvalho,F-Letelier Martner,R/Sao Paulo 1960/MCD/0-1 (41); >=8.g3=/+ and White is still in the game]

8...Nh5-+ 9.Qc2 Qh4+ 10.Kd1 Ng3 11.Rg1 Nxf1
[ >=11...Bf5!? 12.Ne4 Qe7-+ ( 12...Nxf1?! 13.Rxf1 g6 14.Rg1-/+ ) ]

12.Rxf1-/+ Qg3 13.Qe4+ Be7??
Black has let it slip away [ >=13...Kd8-/+ ]

Threatening mate... how?

14...0-0 15.Qxe7
[ 15.Nxe7+ Kh8 16.Nxc8 Rxc8+- ]

15...Qxg2 16.Re1 Nc6 17.Qxc7 Bxh3 18.Qxd6
[ 18.Qxb7!? Rac8+- ]

18...Rad8 19.Ne7+ Kh8 20.Qc7??
what a pity, victory was in sight [ >=20.Qc5 and White gets the upper hand 20...Nxe7 21.Qxe7+- ]

[ >=20...Rd7 Black clearly has the better chances 21.Qxd7 Bxd7-+ ]

21.Nxd4=/+ Rxd4+ 22.Kc2 Be6
[ 22...Qf2 23.Qa5=/+ ]

[ >=23.Qe5 Rxc4+ 24.Kb1+/= ]

throwing away the advantage [ 23...Rd7 24.Qc5 Re8-/+ ]

[ >=24.Qe5 secures the win 24...Rfd8 25.Qxe6 bxc4 26.bxc4+- ]

24...Rd7-+ 25.Qe5
[ >=25.Qa5 Rxe7 26.Ba3-+ ]

25...Rxe7 26.Qd4 Rd7 27.Qe5
[ 27.Qc3-+ ]

[ >=27...Qg6+ ends the debate 28.Kb2 b4 29.Bxe3 fxe3-+ ]

28.Qxe6= Rxc5+ 29.Kb2
[ 29.Kb1 Rfc8 30.Qe4 Qh2+/= ]

[ 29...Qf2 30.Bxe3 fxe3 31.Rad1-+ ]

[ >=30.Rb1=/+ ]

ruins a clearly superior position [ >=30...b4+ would have given Black the upper hand 31.Kxb4 Qg5-+ ]

31.Bb2+- b4+ 32.Kxb4
[ >=32.Ka4+- and White can already relax]

[ 32...R5c6 is the last straw 33.Bxg7+! Demolition of pawn structure 33...Kxg7 34.Rg1+ Qg3 35.Qe7+ Kg8 36.Qxa7 Re8+- ]

33.Ka4 Qh4
[ 33...R5c6 34.Rac1 h6 35.Rxc6 Qg2 36.Qxc8+ Kh7 37.Qf5+ Qg6 38.Qxg6+ Kg8 39.Qxg7# ]

Demolishes the pawn shield.

Plans Qd8

[ >=35.Rh1 and the result of the game is clear: White will win 35...Qg5 36.Rag1+- ]

35...Kh8 36.Rg4
[ >=36.Rh1 and White takes home the point 36...Qg5 37.Rag1+- ]

Do you see the mate threat?

[ 37.Rxf4!? Rd5 38.Rc4 ( 38.Qxe3 Qd7+ 39.Ka3 Qd6+ 40.b4 axb4+ 41.Rxb4 Qc6-+ ) 38...Rxc4+ 39.bxc4+/- ]

[ 37...Qd4+!? looks like a viable alternative 38.Ka3 Qb4+ 39.Kb2 Qd2+ 40.Ka3 Qb4+ 41.Kb2 Qc3+ 42.Ka3 Qb4+= ]

38.Qxe8++/= Rxe8 39.Rxf4 Rc2 40.Rh1
[ >=40.a3 is a viable option 40...Rxe2 41.Kxa5= ]

40...Rxa2+-/+ 41.Kb5 Rb8+
[ 41...Rxe2 42.Kxa5 Rb8-+ ]

[ 42.Ka6 Rxe2 43.Rf7 Kg8 44.Rhxh7 Rg2-/+ ( 44...Rxb3?! 45.Rfg7+ Kf8 46.Rc7= ) ]

[ >=42...Rb4+ and Black wins 43.Kd3 Rxf4-+ ]

Exerts pressure on h7 [ >=43.Rf7 and White could well hope to play on 43...Kg8 44.Rfxh7 Rb4+ 45.Kc3= ]

43...Rb7 44.Kd4 Rd7+
[ Inferior is 44...Rxb3 45.Rxh7+ Kg8 46.Rh8+ Kf7 47.R1h7+ Kf6 48.Ra8-/+ ]

45.Ke4 Re7+ 46.Kf4 Rf2 47.Kg4??
terrible, but the game is lost in any case [ >=47.Kg3-+ ]

47...e2 48.Re1 Rf1
[ 48...Rf1 49.Rxe2 Rxe2-+ ] 0-1