In the final round, Ziping won when his opponent misplayed a rook-and-pawn ending.
Round Four: Pirc Defense
Andy Chen (USCF 1604) - Ziping Liu (USCF 1756), Westfield CC Championship 10/25/2009
1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Be3 Bg4 7.h3 Bxf3 8.Qxf3 e5 9.fxe5 dxe5 10.O-O-O Qe7 11.dxe5 Qxe5 12.Bd4 Qe6
13.Nd5 Nxd5 14.exd5 Qd6 15.Bxg7 Kxg7 16.Bb5 Qc5 17.Ba4 b5 18.Bb3 Nd7 19.Qc3+ Qxc3 20.bxc3 Nb6 21.Rd4 Rad8 22.Rhd1 a5 23.a4 bxa4 24.Bxa4 Rd6 25.Bc6 Nc8 26.c4 Ne7 27.c5 Nxc6 28.cxd6 Nxd4 29.dxc7 Nb5 30.d6 Nxc7 31.dxc7 Rc8 32.Rd5 Rxc7 33.Rxa5 f5
34.Kb2 Kh6 35.Kb3 Kg5 36.c4 Kh4 37.Rd5 Kg3 38.Rd2 f4 39.Kb4 h5 40.Kc3 g5 41.Rd5 Kh4 42.Rd3 g4 43.hxg4 hxg4 44.Kb4 Re7 45.c5 Re4+46.Kc3 Re5 47.Kd2 Rxc5 48.Ke1 Re5+ 49.Kf2 Re3
50.g3+ Kh3 51.Rd6 Rf3 52.Kg1 Kxg3 53.Rd2 Kh4 54.Kg2 Rh3 55.Rf2 f3+ 56.Kg1 Kg5 57.Rc2 g3 58.Rc5+ Kf4 59.Rc4+ Ke3 60.Rc3+ Ke2 61.Rc2+ Kd1 62.Ra2 g2 63.Ra1+ Ke2 64.Re1+ Kd3 65.Re3+ Kd4 66.Kf2 Rh1 67.Kxf3 g1=Q 68.Re4+ Kd3 69.Rh4 Qe3+ 70.Kg2 Rg1+ 71.Kh2 Qg3#.
