[Event "CAN-ch U20"]
[Site "Calgary CAN"]
[Date "2012.01.06"]
[Round "4"]
[White "Wang, Richard"]
[Black "Zhang, David"]
[Result "0-1"]
[WhiteElo "2306"]
[BlackElo "2227"]
[PlyCount "80"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 d5 5.cxd5 Nxd5 6.e4 Nxc3 7.bxc3 c5 8.Rb1 O-O 9.Be2 Nc6 10.d5 Bxc3+ 11.Bd2 Bxd2+ 12.Qxd2 Na5 13.h4 Bg4 14.Ng5 Bxe2 15.Kxe2 h6 16.Nf3 Kh7 17.Ne5 Qd6 18.Ng4 Qa6+ 19.Kf3 h5 20.Ne3 f5 21.e5 Nc4 22.Qc3 Nxe3 23.fxe3 b6 24.Rhd1 Qa4 25.g3 Rad8 26.Qd3 Rd7 27.Rd2 Rfd8 28.e4 fxe4+ 29.Qxe4 Qa3+ 30.Kg2 Rxd5 31.Rf2 Rd2 32.Rf1 Qxa2 33.Qf4 a5 34.g4 R8d4 35.Qf8 Qd5+ 36.Kh2 Qxe5+ 37.Kh1 Rxf2 38.Rxf2 Rd1+ 39.Kg2 Qe4+ 40.Rf3 Rd2+ 0-1