White Elo Black Elo ECO Year Res. #       Kolly, Jacques Osio, Guido A16 1991 0-1 41 Umbach, Andreas Osio, Guido E91 1991 1-0 54 Neitzsch, Richard Osio, Guido E77 2008 0-1 40 Osio, Guido Kammermann, Hans 1379 A14 2008 1-0 37 Osio, Guido Eggmann, Karl A15 2008 0-1 43 Page 1
Kolly, Jacques - Osio, Guido - Zuerich op-B 15th, Zuerich, 1991 A16 1.c4 Nf6 2.g3 g6 3.Bg2 Bg7 4.Nf3 O-O 5.O-O d6 6.Nc3 Nbd7 7.b3 Rb8 8.Bb2 c5 9.e3 a6 10.Qe2 Ne4 11.Na4 Nef6 12.Nc3 Ne8 13.d4 b5 14.cxb5 axb5 15.dxc5 dxc5 16.Rad1 Nd6 17.Nd5 Nf6 18.Ne5 Bb7 19.Nxf6+ exf6 20.Rxd6 Qxd6 21.Rd1 Qe6 22.Nd7 Bxg2 23.Nxf8 Qc6 24.e4 Bxe4 25.Nd7 Rc8 26.Rc1 Bh1 27.f4 Qxd7 28.Kxh1 Qc6+ 29.Kg1 Bf8 30.Qg2 Qe8 31.Qf3 Rc6 32.g4 Re6 33.Rf1 c4 34.f5 Bc5+ 35.Kh1 Re1 36.h4 Rxf1+ 37.Qxf1 Qe4+ 38.Kh2 Bd6+ 39.Kh3 Qe3+ 40.Kg2 Qg3+ 41.Kh1 Qh2# 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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