[Event "Leiden SB-ch"] [Site "Leiden"] [Date "2012.??.??"] [Round "5"] [White "Koes, Richard"] [Black "Serdijn, Adinda"] [Result "0-1"] [WhiteElo "1800"] [BlackElo "2034"] [ECO "C52"] [PlyCount "62"] 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.O-O Nf6 7.d4 d6 8.dxe5 dxe5 9.Qb3 O-O 10.Ng5 Qe8 11.Ba3 h6 12.Bxf8 hxg5 13.Bc5 Nxe4 14.Be3 Bb6 15.Qc2 Nd6 16.Nd2 Bxe3 17.fxe3 Nxc4 18.Nxc4 Be6 19.Nd2 Qe7 20.Ne4 f5 21.Ng3 g6 22.Rab1 b6 23.Kh1 Kg7 24.Qa4 Qc5 25.Rfe1 Rh8 26.Qa6 e4 27.Ne2 Bc4 28.Qb7 Qd6 29.g3 Ne5 30.Rbd1 Nf3 31.h4 Rxh4+ 0-1