[Event "It"] [Site "masterchessopen.com - Mar del Plata (Argentina)"] [Round "4"] [White "Olivera Alfredo"] [Black "Redolfi Argentino Rodolfo"] [Result "0-1"] [ECO "E00"] [Opening "Queen's Pawn: Neo-Indian, 3...c5"] 1.d4 Nf6 2.c4 e6 3.Nc3 c5 4.d5 exd5 5.cxd5 d6 6.g3 g6 7.Bg2 Bg7 8.Nf3 O-O 9.O-O Na6 10.e4 Bg4 11.h3 Bxf3 12.Bxf3 Qd7 13.Bg2 b5 14.Qe2 Nc7 15.a4 b4 16.Nd1 Rae8 17.Qc2 Qe7 18.f3 Nh5 19.g4 Ng3 20.Rf2 f5 21.Bf4 Be5 22.Bxe5 Qxe5 23.Qb3 Qf6 24.g5 Qe7 25.h4 fxe4 26.fxe4 Nxe4 27.Rxf8+ Qxf8 28.Rc1 Qg7 29.Qe3 Nc3 {#R} 0-1