Linares Round 4

Leko and Svidler on top; Topalov at the bottom with Vallejo Pons.

Leko-Ivanchuk
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.0-0 Be7 6.Re1 b5 7.Bb3 0-0 8.a4 Bb7 9.d3 d6 10.Nbd2 Na5 11.Ba2 c5 12.Nf1 Bc8 13.c3 Bd7 14.Ne3 Qc7 15.axb5 axb5 16.b4 Nb7 17.Bd2 Nd8 18.Bb3 Rxa1 19.Qxa1 Re8 20.bxc5 Qxc5 21.Qa2 h6 22.h3 Ne6 23.Nd5 Nxd5 24.Bxd5 Qc8 25.d4 Bf6 26.Qb3 Bc6 27.Qb4 exd4 28.cxd4 Bxd5 29.exd5 Ng5 30.Rxe8+ Qxe8 31.Bxg5 hxg5 32.Qxd6 Qe2 33.Qc5 Qc4 34.Qxc4 bxc4 35.Kf1 Kf8 36.d6 Ke8 37.Ne5 Bxe5 38.dxe5 Kd7 39.g3 1-0

Topalov-Radjabov
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Bd3 0-0 6.Nge2 c5 7.d5 e6 8.h3 exd5 9.exd5 Nfd7 10.f4 f5 11.0-0 Na6 12.Be3 Nc7 13.Qd2 Re8 14.Bf2 Nf6 15.a3 a5 16.Bh4 Bd7 17.Kh1 Qe7 18.Rae1 Qf7 19.a4 Na6 20.g4 Nb4 21.Bb1 fxg4 22.f5 Bxf5 23.Bxf5 gxf5 24.Rxf5 Qg6 25.Ref1 Rf8 26.Ng3 Nh5 27.Nce4 Nxg3+ 28.Nxg3 gxh3 29.b3 Rae8 30.Kh2 Rxf5 31.Rxf5 Re5 32.Qg5 Qxg5 33.Bxg5 Nc2 34.Bd8 Nd4 35.Rf4 Re3 36.Rg4 Kf7 37.Re4 Rxb3 0-1

Svidler-Bacrot
1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.Nc3 Nxc3 6.dxc3 Be7 7.Bf4 0-0 8.Qd2 Nd7 9.0-0-0 Nc5 10.Be3 Re8 11.Bc4 Be6 12.Bxe6 Nxe6 13.h4 Qd7 14.Qd3 Qa4 15.Ng5 Nf8 16.Qd5 Bxg5 17.hxg5 Qe4 18.c4 Qxd5 19.cxd5 Nd7 20.Rd3 f6 21.Rc3 Rac8 22.Rh4 Re7 23.Rhc4 Nb6 24.Bxb6 axb6 25.gxf6 gxf6 26.a4 Kf8 27.Kd2 Rg7 28.g3 Ke8 29.Rf3 Rg6 30.Rh4 h6 31.Re4+ Kd7 32.Re6 Rf8 33.c4 h5 34.Rf5 Rg4 35.b3 h4 36.gxh4 Rxh4 37.Rfxf6 Rxf6 38.Rxf6 Ke7 39.Re6+ Kf7 40.Re3 Rh1 41.Rf3+ Ke7 42.Ke3 Re1+ 43.Kf4 Kf6 44.Rh3 Re2 45.Rh7 Rxf2+ 46.Ke3 Rb2 47.Rxc7 Rxb3+ 48.Kd4 Rb4 49.Rd7 Rxa4 50.Rxd6+ Ke7 51.Rxb6 Ra7 52.c5 Kd8 53.Ke5 Kc7 54.Rh6 Ra5 55.Rh7+ Kb8 56.Rh8+ Ka7 57.d6 Rxc5+ 58.Ke6 Rc6 59.Ke7 1-0

VallejoPons-Aronian was a 20 move draw.

Standings:
Leko, Svidler - 3.5
Ivanchuk, Aronian - 2
Bacrot, Radjabov - 1.5
Topalov, VallejoPons - 1