[Event "London Classic Open"] [Site "London ENG"] [Date "2011.12.06"] [EventDate "2011.12.03"] [Round "4"] [Result "1-0"] [White "N Surendran"] [Black "Petr Vachtfeidl"] [ECO "A49"] [WhiteElo "2207"] [BlackElo "1969"] [PlyCount "86"] 1.d4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 d5 5.O-O c6 6.b3 O-O 7.Bb2 Bf5 8.Nbd2 Qc8 9.Re1 c5 10.c4 cxd4 11.Nxd4 Bh3 12.N2f3 Bxg2 13.Kxg2 e6 14.Rc1 Qd8 15.Ba3 Re8 16.Nb5 Nc6 17.Nd6 Re7 18.cxd5 Nxd5 19.Nxb7 Rxb7 20.Rxc6 Qa5 21.Qc1 Rd8 22.Rc5 Qa6 23.Rc6 Qa5 24.Rd1 Rbd7 25.Rd3 h6 26.Nd2 Nb4 27.Bxb4 Qxb4 28.Rxd7 Rxd7 29.Nf3 Qe4 30.Ra6 Qd5 31.h4 e5 32.e4 Qd3 33.Ra4 Qd6 34.Qc8+ Rd8 35.Qc4 Rd7 36.Ra6 Qe7 37.Rxg6 Rc7 38.Rc6 Rd7 39.h5 Kh7 40.b4 Rb7 41.a3 Rd7 42.Qc5 Qxc5 43.Rxc5 1-0