[Event "Olympiad"] [Site "Buenos Aires (Argentina)"] [Round "4"] [White "Becker Albert (AUT)"] [Black "Roux Cabral Luis"] [Result "1-0"] [ECO "C70"] [Opening "Spanish: 4.Ba4"] 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Be7 7.Qe2 d6 8.c3 Na5 9.Bc2 c5 10.d4 Qc7 11.h3 O-O 12.Bg5 exd4 13.cxd4 Nc6 14.dxc5 dxc5 15.e5 Nh5 16.Bxe7 Nxe7 17.Qe4 {#r} 1-0