White Elo Black Elo ECO Year Res. #       Siebrecht, Sebastian Ottens, Stephan E99 1990 1-0 26 Brendel, Oliver 2325 Ottens, Stephan B90 1991 1-0 58 Morawietz, Dieter 2300 Ottens, Stephan B86 1991 1-0 26 Sygulski, Artur 2360 Ottens, Stephan D01 1991 1-0 37 Hoffmann, Ulrich Ottens, Stephan A39 1991 1-0 24 Sieglen, Joachim 2340 Ottens, Stephan E94 1991 1-0 49 Dresen, Ulrich 2295 Ottens, Stephan E70 1991 1-0 30 Kunas, Heiko Ottens, Stephan B99 1992 1-0 37 Morawietz, Dieter 2310 Ottens, Stephan B86 1992 1-0 22 Valkyser, Martin Ottens, Stephan B92 1991 1-0 40 Movsziszian, Karen 2435 Ottens, Stephan 2265 E73 1992 1-0 31 Oswald, Hans Joachim Ottens, Stephan 2330 A26 1993 1-0 55 Matthaei, Alexander 2260 Ottens, Stephan 2330 E84 1993 1-0 45 Kniest, Oliver 2165 Ottens, Stephan 2285 E76 1994 1-0 57 Page 1
Siebrecht, Sebastian - Ottens, Stephan - Porz op 24th (7), Cologne, 1990 E99 1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 O-O 5.e4 d6 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.Ne1 Nd7 10.Nd3 f5 11.Bd2 Nf6 12.f3 c5 13.Rb1 f4 14.g4 fxg3 15.hxg3 h6 16.Kg2 g5 17.Rh1 Ng6 18.b4 b6 19.bxc5 bxc5 20.Qa4 g4 21.Bxh6 gxf3+ 22.Bxf3 Ng4 23.Bd2 Bf6 24.Qd1 Bg5 25.Bxg4 Bxd2 26.Bxc8 1-0	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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