[Event "Bled"]
[Site "Bled"]
[Date "1961.??.??"]
[Round "9"]
[White "Portisch, Lajos"]
[Black "Donner, Jan Hein"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A11"]

1.c4 Nf6 2.g3 c6 3.Nf3 d5 4.Bg2 dxc4 5.Na3 b5 6.Ne5 Nd5 7.d3 cxd3 8.Qxd3 e6
9.e4 Qa5+ 10.Bd2 Nb4 11.Qe2 Qc7 12.Nf3 Be7 13.O-O O-O 14.Rfc1 a6 15.Nb1 a5
16.a3 N4a6 17.Nd4 e5 18.Nf5 Nc5 19.Qe3 Ne6 20.f4 Bf6 21.Nc3 Qa7 22.Qf2 Qxf2+
23.Kxf2 Ra7 24.Rd1 Rd7 25.fxe5 Bxe5 26.Be3 b4 27.axb4 axb4 28.Na4 Re8 29.Rac1 Ba6
30.b3 Bb5 31.Nb6 Rxd1 32.Rxd1 g6 33.Nh6+ Kg7 34.Ng4 Bc3 35.h3 h5 36.Nh2 Na6
37.Nd7 Rd8 38.Bb6 Nac7 39.Bf1 Ra8 40.Bxc7 Nxc7 41.Bxb5 Nxb5 42.Nf3 Rd8 43.Rd3 Nc7
44.Ke2 Ne6 45.Nc5 Re8 46.Na4 Bf6 47.Rd7 Nf8 48.Rb7 Rxe4+ 49.Kd3 Re6 50.Rxb4 Nd7
51.Rc4 Ne5+ 52.Nxe5 Bxe5 53.g4 h4 54.Nc5 Rd6+ 55.Ke2 Bf6 56.Ne4 Re6 57.Kf3 g5
58.Nxf6 Rxf6+ 59.Kg2 Rd6 60.Rc5 f6 61.b4 Kf7 62.b5 cxb5 63.Rxb5 Rd2+ 64.Kf1 Ke6
65.Rf5 Rd5 66.Rf3 Ke5 67.Rf5+ Ke4 68.Rxf6 Rd3 69.Rf5  1/2-1/2

