White Elo Black Elo ECO Year Res. #       Cobben, Jan Maarten Bons, R B22 1989 1-0 21 Cobben, Jan Maarten Van Veen, J B09 1989 1-0 39 Kraan, R Cobben, Jan Maarten C89 1989 ½-½ 24 Van der Leest, Bert Cobben, Jan Maarten 2135 C55 1994 1-0 41 Davies, William 1547 Cobben, Jan Maarten 1787 C34 2020 0-1 24 Cobben, Jan Maarten 1787 Marston, Alastair 1720 C15 2020 1-0 24 Cobben, Jan Maarten 1787 Trudeau, Gary W 1870 B20 2020 0-1 62 Page 1
Cobben, Jan Maarten - Bons, R - Groningen op2 (3), Groningen, 1989 B22 1.e4 c5 2.Nf3 Nc6 3.c3 Nf6 4.e5 Nd5 5.d4 e6 6.Bg5 Qb6 7.Nbd2 cxd4 8.Nc4 Qc7 9.cxd4 b5 10.Ncd2 a6 11.Rc1 Bb4 12.Bd3 h6 13.Be3 O-O 14.O-O Nxe3 15.fxe3 Qa7 16.Ne4 Be7 17.Nfg5 Nxe5 18.Qh5 Nxd3 19.Nxf7 Rxf7 20.Rxf7 Bf8 21.Nf6+ 1-0	Search games Games: 10649461 / Last update: 16 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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