[Event "51st Annual World Open"]
[Site "Philadelphia USA"]
[Date "2023.07.04"]
[Round "8"]
[White "Hernandez Perez, P"]
[Black "Zhang, Yuanchen"]
[Result "1/2-1/2"]
[WhiteElo "2140"]
[BlackElo "2293"]
[ECO "D02"]
[PlyCount "72"]

1.Nf3 d5 2.d4 Nf6 3.g3 g6 4.Bg2 Bg7 5.O-O O-O 6.Nbd2 a5 7.c4 c6 8.b3 Nbd7 9.Bb2 b6 10.Qc2 Bb7 11.e4 dxe4 12.Nxe4 Nxe4 13.Qxe4 e6 14.Rfd1 Qc7 15.Rd2 c5 16.Qe2 cxd4 17.Nxd4 Bxg2 18.Kxg2 Nc5 19.Rad1 Qb7+ 20.Qf3 Qxf3+ 21.Nxf3 Bxb2 22.Rxb2 Rfd8 23.Rbd2 Rxd2 24.Rxd2 Kf8 25.Rd6 Rb8 26.Rc6 Ke8 27.Rc7 Rb7 28.Rc8+ Ke7 29.Rh8 h5 30.Ne5 Kf6 31.f4 Nd7 32.Nd3 a4 33.Rc8 axb3 34.axb3 Nc5 35.Nxc5 bxc5 36.Rxc5 Rxb3 1/2-1/2