White Elo Black Elo ECO Yr Res. #         Arriens, K Koster, F B45 1989 ½-½ 15   Haas, H Koster, F A21 1989 1-0 28   Harders, W Koster, F A02 1989 0-1 26   Koster, F Boyens, B C00 1989 0-1 32   Koster, F Maeder, T A02 1989 1-0 53   Koster, F Potrykus, D A02 1989 0-1 6   Koster, F Reischl, P A02 1989 ½-½ 7   Potschka, D Koster, F A21 1989 ½-½ 21   Schubbe, B Koster, F D15 1989 0-1 27 Page 1
Arriens, Klaus - Koster, Frank - Schleswig Holstein-chA 44th, Schleswig Holstein, 1989 - B45 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be3 Bb4 7.Bd3 Qa5 8.Nde2 d5 9.exd5 Nxd5 10.Bd2 Nxc3 11.Nxc3 O-O 12.a3 Qe5+ 13.Qe2 Bxc3 14.Bxc3 Qxe2+ 15.Bxe2 ½-½	Search games Games: 11,656,131 / Last update: 03 Jun 2026   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
	Game link: https://www.chessbites.com/Games.aspx?d=oZAAxxCk
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