[Event "1st Mercosur ol"]
[Site "Mar del Plata ARG"]
[Date "2009.06.20"]
[Round "1"]
[White "Zambrana, Oswaldo BOL"]
[Black "Vescovi, Giovanni BRA"]
[Result "0-1"]
[WhiteElo "2473"]
[BlackElo "2631"]
[ECO "C07"]
[EventDate "2009.06.20"]
[PlyCount "64"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.Ngf3 cxd4 5.exd5 Qxd5 6.Bc4 Qd6 7.O-O Nf6 8.Nb3
Nc6 9.Nbxd4 Nxd4 10.Nxd4 a6 11.Bb3 Bd7 12.Bg5 Ne4 13.Be3 Nc5 14.Bc4 Qc7 
15.Qf3 Bd6 16.h3 O-O 17.Rfd1 Na4 18.Bf1 Nxb2 19.Rdb1 e5 20.Rxb2 Qc3 21.Bc1
exd4 22.Qxb7 Bb5 23.Rab1 Rae8 24.Bg5 Re1 25.Rxe1 Qxe1 26.Rxb5 axb5 27.Qxb5
Rb8 28.Qa6 Rb1 29.Qxd6 Qxf1+ 30.Kh2 h6 31.Qd8+ Kh7 32.Bh4 Qc4 {Tiempo} 0-1

