1.d4 Nf6 2.Nf3 e6 3.e3 b6 4.Bd3 Bb7 5.Nbd2 d5 6.0-0 Bd6 7.c3 0-0 8.Qe2 Ne4 9.Bc2 f5 10.Ne5 Nd7 11.Nxd7 Qxd7 12.f3 Nxd2 13.Bxd2 e5 14.e4 fxe4 15.fxe4 exd4 16.e5 [ 16.exd5!? Bc5 17.Qd3 dxc3+ 18.Kh1= ] 16...dxc3=/+ 17.Bxc3 Bc5+ 18.Kh1 Qe6 19.b4 d4?? Black was trying to be clever. [ 19...Be7-/+ ] 20.bxc5? [ 20.Qd3!? g6 21.Bb3+/- Bd5 22.Bxd5 Qxd5 23.bxc5 and Black can't take the bishop] 20...dxc3= and Black escapes punishment for the blunder at move 19.