Naiditsch,A (2684) - Leko,P (2734)
Sparkassen GM (Dortmund GER), 07/18/2010
Round 4

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Bc5 7.a4 Rb8 8.axb5 axb5 9.Nxe5 Nxe5 10.d4 Bxd4 11.Qxd4 d6 12.f4 Nc6 13.Qd3 O-O 14.Nc3 Nb4 15.Qd2 Be6 16.Bxe6 fxe6 17.Qe2 Qe8 18.Be3 Qh5 19.Rf3 Nc6 20.Ra6 b4 21.Nd1 Ne7 22.Nf2 Qb5 23.Qxb5 Rxb5 24.Bd4 Nh5 25.Nh3 Ng6 26.Ra7 Rc8 27.Rf1 e5 28.fxe5 Nxe5 29.Bxe5 dxe5 30.Nf2 Rc5 31.Nd3 Rxc2 32.Nxb4 Rxb2 33.Nd5 Rcb8 34.Rxc7 h6 35.Re7 Re2 36.Rxe5 Nf6 37.Nxf6+ gxf6 38.Ref5 Rbb2 39.R5f2 Kg7 40.g3 Rxf2 41.Rxf2 Rb4 42.Re2 Kg6 43.Kf2 Rb3 44.Rc2 h5 45.h4 Ra3 46.Re2 Rb3 47.Re3 Rb2+ 48.Kf3 Rb1 49.Kf4 Rf1+ 50.Rf3 Re1 51.Rf2 Rg1 52.Kf3 Re1 53.Re2 Rf1+ 54.Rf2 Re1 55.Re2 1/2-1/2

Mamedyarov,S (2761) - Kramnik,V (2790)
Sparkassen GM (Dortmund GER), 07/18/2010
Round 4

1.d4 d5 2.c4 e6 3.Nc3 Be7 4.Nf3 Nf6 5.Bf4 O-O 6.e3 Nbd7 7.a3 c5 8.cxd5 Nxd5 9.Nxd5 exd5 10.dxc5 Nxc5 11.Be5 Bg4 12.Be2 Bxf3 13.Bxf3 Bf6 14.Bxf6 Qxf6 15.O-O Rfd8 16.Rc1 Ne6 17.Qb3 d4 18.Qxb7 Rab8 19.Qxa7 Rxb2 20.Qa6 g6 21.a4 Kg7 22.a5 Qe5 23.Qa7 d3 24.Rb1 Rxb1 25.Rxb1 Ng5 26.Qb6 Nxf3+ 27.gxf3 Qd5 28.Qd4+ Qxd4 29.exd4 Rxd4 30.Rd1 Ra4 31.Rxd3 Rxa5 1/2-1/2

Le Quang Liem (2681) - Ponomariov,R (2734)
Sparkassen GM (Dortmund GER), 07/18/2010
Round 4

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 Nc6 9.Be3 O-O 10.O-O Qc7 11.Rb1 b6 12.Bf4 e5 13.Bg3 Qe7 14.Bd5 Bb7 15.Qa4 Rfc8 16.dxe5 Nxe5 17.Nf4 c4 18.Rfd1 h5 19.Nxg6 Nxg6 20.Bd6 Qe8 21.Qxe8+ Rxe8 22.Bxb7 Rad8 23.Bb4 Nf4 24.Kf1 Rxd1+ 25.Rxd1 Nd3 26.Bd5 Rc8 27.Rb1 Nxb4 28.Rxb4 Bxc3 29.Ra4 Rc5 30.Rxc4 Rxc4 31.Bxc4 h4 32.f4 Kg7 33.e5 f6 34.exf6+ Kxf6 35.g3 Kf5 36.Bd3+ Ke6 37.Kg2 hxg3 38.hxg3 Kd5 39.Kf3 Kd4 40.Ba6 Kc5 41.g4 b5 42.g5 Kb6 43.Bc8 Kc7 44.Bf5 a5 45.Bd3 b4 46.Bc2 Kd6 47.Kg4 Bd2 48.f5 Ke5 49.f6 Be3 50.Kh5 Bc5 51.Kh6 Ke6 52.g6 Kd5 1-0