(1) David,Barry - Cook,Chris [C58]
PB v Southgate U125 Potters Bar, 23.10.2007
[Hiarcs 9 (30s)]

896MB, Hiarcs9.ctg, MAINPC C58: Two Knights: 4 Ng5 d5 5 exd5 Na5 sidelines

1.e4
[1.a3 ]

1...e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5
Diagram

4...d5 5.exd5 Na5 6.Bb5+ c6 7.dxc6 bxc6 8.Qf3 cxb5
[8...h6 9.Ne4 Nd5 10.Nbc3 cxb5 11.Nxd5 ]

9.Qxa8 Bc5
[9...Qc7 10.Nc3 Bc5 11.b4 0-0 12.bxc5 Nc6 13.Nxb5 Qd7 14.0-0 Ba6 15.Qxf8+ Kxf8 16.a4 h6 17.Nf3 e4 18.Ne1 Nd4 19.Ba3 Ne2+ 20.Kh1 Kg8 21.d3 Bb7 22.dxe4 Qg4 23.f3 Qg5 24.Nd3 Dominguez,R-Carvajal,A/Fuerteventura 1992/EXT 99/0-1 (26)]

10.Ne4N
[10.Qf3 Bb7 11.Qg3 h6 12.Qxe5+ Be7 13.Nh3 Bxg2 14.Rg1 Bxh3 15.Rxg7 Bd7 16.Nc3 Nc4 17.Qe2 Kf8 18.Rg1 Qa8 19.d3 Nd6 20.Bf4 Bc6 21.Qd2 Nf5 22.0-0-0 b4 23.Ne2 Bd5 24.Kb1 a5 Grosser-Mueller,M/Aachen 1982/EXT 2000/0-1 (35); 10.0-0 0-0 11.b4 Bxb4 12.Nc3 Nh5 13.Nf3 Nf4 14.Rb1 Bxc3 15.dxc3 Nxg2 16.Rxb5 Nc4 17.Rc5 Nd6 18.Rd1 e4 19.Bg5 Qd7 20.Qd5 Ne3 21.Ne5 Qh3 22.Bxe3 Bg4 23.Qxd6 1-0 Bogoljubow,E-Euwe,M/Karlsbad 1941/HCL (23); 10.b4 Bxb4 11.Qxa7 0-0 12.0-0 Nd5 13.Nc3 Nb6 14.Nxb5 Qxg5 15.Qxb6 Bh3 16.g3 Qf5 17.Qe3 Bc5 18.d4 exd4 19.g4 dxe3 20.gxf5 exf2+ 21.Rxf2 Nc4 22.c3 Bxf2+ 23.Kxf2 Bxf5 24.Bf4 Ra8 Sopkov-Novotelnov,N/Tartu 1950/EXT 99/1/2-1/2 (24)]

10...Nxe4 11.Qxe4 0-0 12.0-0
[12.Qxe5 Re8 13.Qxe8+ Qxe8+ 14.Kf1 Bh3-+ ]

12...Bd6 13.d3 Bb7 14.Qg4 f5 15.Qe2 Rf6 16.Bg5??
White is ruining his position [>=16.f3+- would have given White the upper hand]

16...Rg6=/+ 17.h4?
[>=17.f4 Qb6+ 18.Kh1-/+ ]

17...Qc7??
a transit from better to worse [>=17...Rxg5 and the scales tip in favour of Black 18.hxg5 Qxg5-/+ ]

18.Nd2
[>=18.f3!? f4 19.Nc3+/= ]

18...h6=/+ 19.Qh5 Qf7 20.Nf3 Bxf3
[Not 20...hxg5 21.Nxg5 Qf6 22.a4+/= ]

21.Qxf3
[21.gxf3?? Rxg5+! A double attack 22.Qxg5 hxg5 23.hxg5 Qh5-+ ]

21...hxg5 22.hxg5 Rxg5 23.Qa8+
[23.c3 Rh5 24.Rfe1 Rh6=/+ ]

23...Kh7-/+ 24.Qd8??
causes further problems for ? [>=24.Qf3-/+ ]

24...Qg6-+ 25.g3
[25.Qxa5?? simply mating in 3 25...Rxg2+ 26.Kh1 Qg4 27.Qxb5 Qh3# ]

25...Rxg3+!
Demolition of pawn structure

26.fxg3 Qxg3+ 27.Kh1 1/2-1/2