[Event "1st Mercosur ol"]
[Site "Mar del Plata ARG"]
[Date "2009.06.22"]
[Round "3"]
[White "Valerga, Diego ARG"]
[Black "Diamant, Andre BRA"]
[Result "1/2-1/2"]
[WhiteElo "2523"]
[BlackElo "2506"]
[ECO "D27"]
[EventDate "2009.06.20"]
[PlyCount "45"]

1.d4 d5 2.c4 dxc4 3.e3 Nf6 4.Bxc4 e6 5.Nf3 a6 6.O-O c5 7.a4 Nc6 8.Qe2 cxd4
9.Rd1 Be7 10.exd4 O-O 11.Nc3 Nb4 12.Ne5 Nfd5 13.Bb3 Bd7 14.Qg4 Nf6 15.Qg3 
Bc6 16.Bh6 Ne8 17.Nxc6 bxc6 18.Bf4 Nf6 19.Be5 g6 20.a5 Nbd5 21.Qf3 Bd6 22.
Bxf6 Nxf6 23.Ba4 1/2-1/2

