[Event "Vienna op"]
[Site "Vienna"]
[Date "1986.??.??"]
[Round "?"]
[White "Mednis, Edmar John"]
[Black "Quinteros, Miguel A"]
[Result "1/2-1/2"]
[WhiteElo "2455"]
[BlackElo "2510"]
[ECO "A16"]

1.Nf3 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O Nc6 6.Nc3 a6 7.d3 Rb8 8.Bd2 b5
9.b3 b4 10.Nd5 Ne8 11.Rb1 e6 12.Ne3 a5 13.Nc2 d5 14.Qc1 d4 15.a3 e5 16.axb4 axb4
17.Bh6 Qd6 18.Ra1 Nd8 19.Bxg7 Nxg7 20.e3 Nde6 21.exd4 exd4 22.Ra5 Bb7 23.Qd2 Nf5
24.Rb1 Rfe8 25.Rb5 c5 26.Re1 Bc6 27.Rxb8 Qxb8 28.Ra1 Qb7 29.Nce1 Ra8 30.Qc1 h5
31.h4 Re8 32.Ra2 Qc7 33.Qd2 f6 34.Ra1 Re7 35.Ra2 Qb8 36.Ra1 Ra7 1/2-1/2