[Event "It"] [Site "masterchessopen.com Lima (Peru)"] [Round "4"] [White "Sumar Julio (PER)"] [Black "Del Pozo Nestor"] [Result "1-0"] [WhiteElo "2120"] [ECO "E20"] [Opening "Nimzo-Indian Defence"] 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.e3 d6 7.Bd3 Nc6 8.Ne2 b6 9.O-O Na5 10.e4 Bb7 11.Ng3 Qc7 12.f4 O-O-O 13.e5 Ne8 14.Qe2 cxd4 15.cxd4 Nb3 16.Be3 dxe5 17.dxe5 Nxa1 18.Rxa1 g5 19.c5 gxf4 20.Bxf4 Qxc5+ 21.Kh1 Qd4 22.Rc1+ Kb8 23.Be4 Bxe4 24.Nxe4 Nc7 25.Bg3 Qd3 26.Qe1 Rd5 27.Nf6 Rd4 28.Bf2 Rdd8 29.a4 Qd2 30.Qg1 Nd5 31.Ne4 Qd3 32.Nd6 Rd7 33.a5 bxa5 34.Rc5 Nc3 35.Rxa5 Qd1 36.Be1 Nd5 37.Qf2 Ka8 38.Nb5 Nb6 39.h3 Rc8 40.Kh2 Rc2 41.Qxb6 Rxg2+ 42.Kxg2 Rd2+ 43.Bxd2 Qxd2+ 44.Kf3 Qd1+ 45.Kg2 Qd2+ 46.Kh1 Qe1+ 47.Qg1 Qxa5 48.Qg8+ Kb7 49.Qxf7+ Kb6 50.Qxe6+ Kc5 51.Qd6+ Kc4 52.Qd4+ Kb3 53.Qc3+ Qxc3 54.Nxc3 {#r} 1-0