[Event "Buenos Aires (Clarin)"] [Site "Buenos Aires ARG"] [Date "1980.10.24"] [EventDate "1980.10.15"] [Round "7"] [Result "1/2-1/2"] [White "Walter Shawn Browne"] [Black "Ulf Andersson"] [ECO "E12"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "44"] 1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Nc3 Bb4 5.Bg5 Bb7 6.e3 h6 7.Bh4 g5 8.Bg3 Ne4 9.Qc2 Bxc3+ 10.bxc3 d6 11.Bd3 Nxg3 12.hxg3 Nd7 13.a4 Ke7 14.a5 c5 15.a6 Bxf3 16.gxf3 Qc7 17.Ke2 Nf6 18.Rh2 Rag8 19.Rah1 h5 20.f4 gxf4 21.gxf4 Rg7 22.Qa4 Rhg8 1/2-1/2