[Event "NLD-ch"]
[Site "Leeuwarden"]
[Date "1977.??.??"]
[Round "?"]
[White "Hartoch, Robert G"]
[Black "Kortschnoj, Viktor"]
[Result "1/2-1/2"]
[WhiteElo "2405"]
[BlackElo "2645"]
[ECO "A20"]

1.g3 e5 2.c4 c6 3.Qa4 Na6 4.Bg2 Nc5 5.Qc2 d5 6.b4 Ne6 7.Bb2 e4 8.Nh3 Nf6
9.O-O Be7 10.cxd5 cxd5 11.d3 O-O 12.dxe4 dxe4 13.Nd2 Nd4 14.Qc4 Nf3+ 15.Nxf3 exf3
16.Rfd1 Qb6 17.exf3 Be6 18.Qd4 Bxb4 19.Qh4 Bxh3 20.Bxh3 Bc5 21.Bxf6 Qxf6
22.Qxf6 gxf6 23.Rd7 b6 24.Rad1 Rfe8 25.Kf1 a5 26.a4 Re7 27.Rd8+ Rxd8 28.Rxd8+ Kg7
29.Bd7 Re5 30.Bb5 Re6 31.f4 Rd6 32.Rxd6 Bxd6 33.Bd3 Bc5 34.Kg2 h6 35.f3 Bd4
36.Kh3 Bg1 37.f5 Kf8 38.Kg2 Bd4 39.f4 Bc5 40.Kf3 Bd4  1/2-1/2

