(1) Van Halderen,Herman (2081) - Tiviakov,Sergei (2623) [A22]
5th LCT Open A Leiden NED (1), 08.07.2011

1.c4 e5 2.Sc3 Sf6 3.g3 d5 4.cxd5 Sxd5 5.Lg2 Sb6 6.Sf3 Sc6 7.0-0 Le7 8.b3 0-0 9.Lb2 f5 10.d3 Lf6 11.e4 f4 12.Se2 fxg3 13.fxg3 Lg4 14.h3 Lxf3 15.Txf3 De7 16.Dc2 Tad8 17.Td1 Lg5 18.Tdf1 Txf3 19.Txf3 Dd6 20.a3 a5 21.Kh2 Lf6 22.Dc1 Sd7 23.b4 axb4 24.axb4 Sxb4 25.d4 exd4 26.Sxd4 Se5 27.Tb3 Sbd3 28.Da1 Sxb2 29.Sf5 Dd2 0-1