[Event "It (open)"] [Site "masterchessopen.com Villa Ballester (Argentina)"] [Round "6"] [White "Monzon Roberto (ARG)"] [Black "Sosa Jorge"] [Result "1-0"] [WhiteElo "2060"] [ECO "B90"] [Opening "Sicilian: Najdorf"] 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 8.Qf3 Qc7 9.O-O-O Nc6 10.g4 b5 11.e5 Nd7 12.Bxe7 Ndxe5 13.fxe5 Bb7 14.Bg2 Qxe7 15.Nxc6 Qg5+ 16.Kb1 Rc8 17.Rxd6 Rxc6 18.Rxc6 O-O 19.Qg3 Rd8 20.Rd6 Bxg2 21.Qxg2 {#r} 1-0