[Event "Tournament (team)"] [Site "masterchessopen.com – Buenos Aires (Argentina)"] [Round "1"] [White "Lopresti Roberto"] [Black "Firpo Ricardo"] [Result "1-0"] [ECO "B57"] [Opening "Sicilian: Sozin"] 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bc4 e6 7.Be3 Be7 8.Qe2 a6 9.Bb3 Bd7 10.O-O-O b5 11.Nxc6 Bxc6 12.e5 Ne4 13.Nxe4 Bxe4 14.exd6 Bxd6 15.Qg4 Bg6 16.Bc5 f5 17.Qf3 Qg5+ 18.Be3 {#r} 1-0