[Event "51st Annual World Open"]
[Site "Philadelphia USA"]
[Date "2023.07.01"]
[Round "3.1"]
[White "Leiva, G"]
[Black "Niemann, Hans Moke"]
[Result "0-1"]
[WhiteElo "2405"]
[BlackElo "2695"]
[ECO "E68"]
[PlyCount "76"]

1.Nf3 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O d6 6.d4 Nbd7 7.Nc3 e5 8.e4 exd4 9.Nxd4 Re8 10.h3 Nc5 11.Re1 h6 12.f3 Ne6 13.Be3 Nxd4 14.Bxd4 Be6 15.Bf1 c6 16.Qd2 a6 17.Rad1 b5 18.cxb5 axb5 19.a3 Qb8 20.Ne2 Ra4 21.Be3 d5 22.Bf4 Qa7+ 23.Be3 c5 24.exd5 Nxd5 25.Bf2 b4 26.axb4 Rxb4 27.Nf4 Rxf4 28.gxf4 Rb8 29.Rb1 Qc7 30.Bg3 Rb3 31.Kh2 Qb7 32.Bc4 Rxf3 33.Bxd5 Bxd5 34.Rbd1 Bd4 35.b4 Ra3 36.Rc1 Qxb4 37.Rc2 Qb3 38.Re8+ Kh7 0-1