White Elo Black Elo ECO Year Res. #       Guerrero Sierra, Juan ... 2068 Useche Contreras, Maig... D38 2006 ½-½ 27 Corredor Rengifo, Luis... 2158 Useche Contreras, Maig... 1992 E07 2018 ½-½ 27 Montenegro, Juan Rolan... 2111 Useche Contreras, Maig... 1992 B30 2018 ½-½ 44 Page 1
Guerrero Sierra, Juan Carlos (2068) - Useche Contreras, Maigel - Pan American-ch U20 (9), Bogota, 2006 D38 1.d4 e6 2.Nf3 d5 3.c4 Nf6 4.Nc3 Bb4 5.Qc2 Nbd7 6.e3 b6 7.cxd5 exd5 8.Bb5 Bb7 9.Ne5 O-O 10.Nxd7 Nxd7 11.Qa4 Bxc3+ 12.bxc3 Nf6 13.O-O a6 14.Bd3 b5 15.Qc2 Re8 16.a4 Bc6 17.axb5 Bxb5 18.c4 dxc4 19.Bxc4 c6 20.Bb2 Ne4 21.Rfc1 Qg5 22.Bd3 f5 23.Qb3+ Kh8 24.d5 Nxf2 25.Bxb5 Nh3+ 26.Kh1 Nf2+ 27.Kg1 Nh3+ ½-½	Search games Games: 10666599 / Last update: 30 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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