[Event "Unzicker 80"]
[Site "Mainz GER"]
[Date "2005.08.10"]
[Round "5"]
[White "Unzicker, W"]
[Black "Karpov, Anatoly"]
[Result "1/2-1/2"]
[WhiteElo "2433"]
[BlackElo "2672"]
[ECO "E32"]
[Opening "Nimzo-Indian Defense: Classical Variation, Keres Defense"]
[PlyCount "72"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 O-O 5.a3 Bxc3+ 6.Qxc3 b6 7.Nf3 Bb7 8.e3 d6 9.Be2 a5 10.b3 Qe7 11.O-O Nbd7 12.Bb2 c5 13.a4 d5 14.dxc5 Nxc5 15.cxd5 exd5 16.Nd4 Nce4 17.Qe1 Rfc8 18.f3 Nd6 19.Qd2 Nd7 20.Ba3 Nc5 21.Rfc1 Rc7 22.b4 axb4 23.Bxb4 Nc4 24.Bxc4 dxc4 25.Rxc4 Qd8 26.Qc2 Na6 27.Rxc7 Qxc7 28.Qxc7 Nxc7 29.e4 Ne6 30.Nxe6 fxe6 31.Bc3 Bc6 32.Rb1 Ra6 33.Bd4 Rxa4 34.Bxb6 Rc4 35.Be3 Kf7 36.Ra1 Ba4 1/2-1/2