[Event "Ch Pan-American (juniors) (under 20)"] [Site "masterchessopen.com Cusco (Peru)"] [Round "4"] [White "Esplana Christian (PER)"] [Black "Grosso Juan (ARG)"] [Result "0-1"] [WhiteElo "2356"] [BlackElo "2188"] [ECO "B90"] [Opening "Sicilian: Najdorf"] 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.Bb3 b5 8.O-O Be7 9.f4 O-O 10.f5 b4 11.Na4 e5 12.Ne2 Bb7 13.Ng3 Nbd7 14.Qf3 Qc7 15.Bg5 Bc6 16.c3 a5 17.Rac1 Qb7 18.Rfe1 Rfe8 19.Bxf6 Nxf6 20.Rcd1 Qd7 21.Nb6 Qa7 22.Qf2 Ng4 {#R} 0-1