[Event "Varese playoff"]
[Site "Biel"]
[Date "1976.??.??"]
[Round "3"]
[White "Petrosian, Tigran V"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[WhiteElo "2635"]
[BlackElo "2625"]
[ECO "E15"]

1.d4 Nf6 2.Nf3 e6 3.c4 b6 4.g3 Ba6 5.b3 Bb4+ 6.Bd2 Be7 7.Bg2 d5 8.cxd5 exd5
9.O-O O-O 10.Nc3 Bb7 11.Rc1 Nbd7 1/2-1/2

[Event "IBM"]
[Site "Amsterdam"]
[Date "1974.??.??"]
[Round "8"]
[White "Timman, Jan H"]
[Black "Jansa, Vlastimil"]
[Result "1-0"]
[WhiteElo "2540"]
[BlackElo "2535"]
[ECO "A16"]

1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.g3 g6 5.Bg2 Nb6 6.d3 Bg7 7.Be3 O-O 8.Qc1 N8d7
9.Bh6 c6 10.h4 Bxh6 11.Qxh6 Ne5 12.h5 Ng4 13.Qd2 Qd4 14.Ne4 Bf5 15.Nf3 Qg7
16.hxg6 fxg6 17.Qb4 Bxe4 18.Qxe4 Qxb2 19.O-O Nf6 20.Qe6+ Kg7 21.a4 Rfe8 22.a5 Nbd7
23.Rab1 Qa3 24.Rxb7 Qxa5 25.Rxd7 Nxd7 26.Qxd7 Qd5 27.Qc7 Qd6 28.Qa5 Reb8
29.Qa1+ Qf6 30.Ne5 a5 31.d4 Rc8 32.Nd7 1-0

[Event "Lugano"]
[Site "Lugano"]
[Date "1970.??.??"]
[Round "13"]
[White "Szabo, Laszlo"]
[Black "Unzicker, Wolfgang"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A12"]

1.Nf3 Nf6 2.g3 d5 3.c4 c6 4.Bg2 Bf5 5.b3 e6 6.O-O Nbd7 7.Bb2 h6 8.d3 Bc5
9.Nc3 O-O 10.e3 Bh7 11.Qe2 Qe7 12.Rfd1 Ba3 1/2-1/2