(1) Allgaier,E (1960) - Jonas,B (2157) [D00]
EM 2003/04 Berlin (5.1), 28.01.2004
[Jonas,B]



1.d4 Sf6 2.Sf3 g6 3.Sc3 d5 4.Lf4 Lg7 5.e3 0-0 6.Le2 c5 7.0-0
[ 7.Se5 Sc6 8.0-0 Da5 Theorie und unklar ( 8...cxd4 9.exd4 Lf5 ) ]

7...cxd4 8.exd4 Sc6 9.Dd2?!
[ 9.Se5 ]

9...Se4! 10.De3
[ 10.Sxe4 dxe4 11.Sg5 Dxd4 12.c3! Dxd2 13.Lxd2 Td8 14.Tfd1 Lf5 15.g4 Ld7 16.Sxe4 Se5 17.f3 Lc6=/+ ]

10...Sxd4!!
[ 10...Lf5= ; 10...Lg4!? 11.Se5! ]

11.Sxd4 e5 12.Sxe4
[ 12.Lxe5 Lxe5 13.Sxe4 dxe4 14.Tfd1 ( 14.Tad1 Df6 15.Dxe4 Te8 16.Kh1 Te7 17.Lg4 Lxh2 18.Df3 Lf4 19.Lxc8 Txc8=/+ ) 14...Db6 15.Dxe4 Te8 16.Kh1 Lf5 17.Sxf5 Lxb2 18.Se7+ Kf8 19.Tab1 Txe7 20.Df3=/+ ]

12...exd4!
[ 12...exf4 13.Dxf4 dxe4 14.Tad1 Db6 15.Sb5 Lf5~~ ]

13.Df3 dxe4 14.Dxe4 Lf5! 15.Dxb7 Lxc2 16.Db4?!
[ 16.Lf3 Df6 17.Ld2 d3! 18.b4 Dxa1 19.Txa1 Lxa1 20.Da6 Tac8 21.Dxa7 Lc3|^ ]

16...a5 17.Da3?!
[ 17.Dd2 ]

17...Te8?!
[ 17...d3!!-+ ]

18.Lb5 Te6 19.Tfe1?
[ 19.Df3!<=> ]

19...d3 20.Txe6 fxe6 21.Ld2?? Lf8-+
die versteckte Drohung hinter Te8

22.b4
[ 22.Dc3? Lb4 23.Dc6 Lxd2 24.Dxe6+ Kg7 25.De5+ Df6 26.Dc7+ Kh8-+ ]

22...axb4 23.Dc1 Dd5!
der Schlussstrich

24.a4? bxa3 25.De1 Lg7 26.Tc1 a2 27.Ta1 0-1