[Event "Lugano op"]
[Site "Lugano"]
[Date "1989.??.??"]
[Round "9"]
[White "Kortschnoj, Viktor"]
[Black "Knaak, Rainer"]
[Result "1-0"]
[WhiteElo "2610"]
[BlackElo "2465"]
[ECO "A85"]

1.d4 e6 2.c4 f5 3.Nc3 Nf6 4.e3 Bb4 5.Bd2 O-O 6.Bd3 d6 7.Qc2 Nbd7 8.Nge2 b6
9.O-O Bb7 10.a3 Bxc3 11.Nxc3 Qe8 12.f3 a6 13.b4 Rc8 14.Rab1 Kh8 15.c5 Nb8
16.a4 Qd7 17.Ne2 Rfd8 18.Be1 Ba8 19.Bh4 Rf8 20.Rfc1 dxc5 21.bxc5 Nd5 22.e4 fxe4
23.fxe4 Ne3 24.Qd2 Ng4 25.cxb6 cxb6 26.Rxc8 Rxc8 27.h3 Nh6 28.Rxb6 Nc6 29.Bxa6 Rf8
30.Bb5 Qc7 31.a5 Na7 32.Bd3 e5 33.Qb4 Qf7 34.Rb8  1-0

