White Elo Black Elo ECO Year Res. #       Koehn, Thomas Sergin, Mark 2074 A30 2006 ½-½ 20 Czybik, Nils Patrick 2072 Sergin, Mark 2186 A30 2008 0-1 33 Merkle, Egon 2160 Sergin, Mark 2167 A30 2010 ½-½ 6 Schmidt, Volker 2018 Sergin, Mark 2168 A30 2011 ½-½ 23 Schulze, Ulrich 2331 Sergin, Mark 2167 A30 2012 1-0 43 Spreng, Simon 2245 Sergin, Mark 2167 A30 2013 ½-½ 88 Czech, Ludwig 2090 Sergin, Mark 2160 A30 2014 ½-½ 15 Kapce, Viesturs 2055 Sergin, Mark 2221 A30 2021 0-1 46 Page 1
Koehn, Thomas - Sergin, Mark (2074) - Bad Zwesten op 10th (4), Bad Zwesten, 2006 A30 1.c4 c5 2.Nf3 g6 3.g3 Bg7 4.Bg2 Nc6 5.d3 d6 6.Nbd2 e5 7.Rb1 Nge7 8.a3 a5 9.e4 O-O 10.h4 f5 11.h5 f4 12.Ng5 fxg3 13.fxg3 Rf6 14.hxg6 hxg6 15.Ndf3 Bg4 16.Be3 Qd7 17.Nh7 Rf7 18.Nhg5 Rff8 19.Nh7 Rfb8 20.Qd2 Kf7 ½-½	Search games Games: 10463669 / Last update: 29 Jan 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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