[Event "Ch Argentina (qual)"] [Site "masterchessopen.com – Buenos Aires (Argentina)"] [Round "4"] [White "Stupfler R"] [Black "Botto S"] [Result "0-1"] [ECO "B20"] [Opening "Sicilian: Wing Gambit, Carlsbad Variation"] 1.e4 c5 2.b4 cxb4 3.a3 bxa3 4.Nxa3 e6 5.d4 d5 6.e5 Ne7 7.c3 Nd7 8.f4 h5 9.Bd3 g6 10.Ne2 h4 11.Bd2 Nf5 12.Nb5 a6 13.O-O Nb6 14.Na3 Bd7 15.c4 Bxa3 16.Bxf5 gxf5 17.c5 Nc4 {#R} 0-1