डेटाबेस Schachbundesliga 2026/2027 Dmitrij Kollars ½-½ Jakub Kosakowski Schachbundesliga 2026/2027 राउंड 4.5 13 नवंबर 2026 B15 Caro-Kann Defence: Tartakower Variation GM Jakub Kosakowski 2523 8 7 6 5 4 3 2 1 a b c d e f g h GM Dmitrij Kollars 2623 109 / 109