[Event "It (open)"] [Site "masterchessopen.com St. Ingbert (Germany)"] [Round "1"] [White "Kuehn Karsen (GER)"] [Black "Seidel Thomas (GER)"] [Result "0-1"] [WhiteElo "2153"] [BlackElo "1938"] [ECO "B90"] [Opening "Sicilian: Najdorf"] 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3 Be7 8.O-O O-O 9.a4 Be6 10.Be3 Nc6 11.Kh1 Rc8 12.f4 exf4 13.Rxf4 Nd7 14.Nd4 Nxd4 15.Bxd4 Ne5 16.Nd5 Bg5 17.Rf2 Bxd5 18.exd5 Qe7 19.c3 f5 20.c4 g6 21.Bd3 Bf6 22.Re2 Qg7 23.Qc2 Nxd3 {#R} 0-1