White Elo Black Elo ECO Year Res. #       Rivera Ochoa, Byron 1708 Principe, Alexander 2075 E63 2011 0-1 55 Rivera Ochoa, Byron 1708 Leon Magallanes, Isaac 1929 E67 2011 0-1 56 Rivera Ochoa, Byron 1708 Salazar Loor, Rodger B... 2040 A29 2011 0-1 51 Rivera Ochoa, Byron 1708 Ortiz Quishpi, Oscar 1956 E67 2011 0-1 40 Page 1
Rivera Ochoa, Byron (1708) - Principe, Alexander (2075) - Pan American-ch U20 (2), Duran, 2011 E63 1.c4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O d6 6.Nc3 Nc6 7.d4 a6 8.a3 Rb8 9.b4 b5 10.cxb5 axb5 11.Bb2 e6 12.Rc1 Ne7 13.Qd3 c6 14.Rfd1 Nd7 15.Ne4 Nb6 16.Nfd2 f5 17.Ng5 h6 18.Ngf3 Bd7 19.e4 fxe4 20.Qxe4 Qe8 21.Bh3 Qf7 22.Re1 Nf5 23.Bxf5 exf5 24.Qf4 Qf6 25.Qe3 Nd5 26.Qd3 Rfc8 27.Ba1 Be6 28.Nb3 Qf7 29.Na5 Rb6 30.Re2 Nf6 31.Rce1 Re8 32.Nh4 Bd5 33.f3 Rxe2 34.Rxe2 Nh7 35.Bb2 Ng5 36.Bc1 Ne6 37.Be3 Rb8 38.Bf2 Ng5 39.Qe3 Bf6 40.Kf1 Ne6 41.Qxh6 Bxh4 42.gxh4 Bxf3 43.Rc2 Rc8 44.Qe3 Be4 45.Rc3 Nc7 46.Qg3 f4 47.Qg4 Bf5 48.Qf3 Nd5 49.Rxc6 Re8 50.Rxd6 Ne3+ 51.Bxe3 fxe3 52.Ke1 Qe7 53.Qg3 Qe4 54.Nc6 Qb1+ 55.Ke2 Qd3+ 0-1	Search games Games: 10658164 / Last update: 23 Jul 2025 GamePositionEndgames White Black Ignore colours ECO Year Result All 1-0 0-1 ½-½ Event Site Click below to set up a position to search for Set position Click the button below to select an endgame type
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