Barros Rivadeneira, Cristhian (2357) - Martinez Alcantara, Jose Eduar (2431)XIII CAMPEONATO SUDAMERICANO DE AJEDREZ SUB-20, ABSOLUTO (ECUADOR - MANABI - MANTA), 29.04.2017
1.c4 Nf6 2.Nc3 e5 3.g3 c6 4.Nf3 e4 5.Nd4 d5 6.cxd5 cxd5 7.d3 exd3 8.Qxd3 Nc6 9.Bg2 Be7 10.O-O O-O 11.b3 Re8 12.Bb2 Bg4 13.Rfd1 Bf8 14.h3 Bh5 15.Rac1 Bg6 16.Qd2 Qd7 17.e3 Nb4 18.Qe2 Be4 19.Bf1 Bg6 20.Qb5 Nc6 21.Nde2 a6 22.Nxd5 Nxd5 23.Qxd5 Qxd5 24.Rxd5 Nb4 25.Rd2 Nxa2 26.Rc7 b5 27.Nf4 Red8 28.Rxd8 Rxd8 29.Nxg6 hxg6 30.Ra7 Nb4 31.Ba3 Bc5 32.Rc7 Bd6 33.Rc1 Nd3 34.Ra1 Bxa3 35.Rxa3 Nb4 36.Bg2 Rd1+ 37.Kh2 Rd2 38.Kg1 Rd1+ 39.Kh2 Kf8 40.Bb7 Rd7 41.Bg2 Rd2 42.f4 Ke7 43.Ra1 Rd3 44.Bb7 Rxe3 45.Bxa6 Nxa6 46.Rxa6 Rxb3 47.Rb6 Rb2+ 48.Kg1 b4 49.Rb7+ Ke6 50.Rb6+ Kd5 51.Rb7 b3
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