[Event "BRA/CXEB-Open01  26 (BRA)"]
[Site "ICCF"]
[Date "2023.06.30"]
[Round "-"]
[White "Pérez Jorrín, Enri Arturo"]
[Black "Usbeck, Karl-Heinz"]
[Result "1/2-1/2"]
[WhiteElo "2257"]
[BlackElo "2256"]

1.Nf3 Nf6 2.d4 g6 3.c4 Bg7 4.g3 O-O 5.Bg2 d5 
6.cxd5 Nxd5 7.O-O Nc6 8.e4 Nb6 9.d5 Na5 10.Qe1 Nac4 
11.Nc3 e6 12.Bg5 f6 13.Bc1 exd5 14.exd5 Nxd5 15.Nd4 Nxc3 
16.Qxc3 Ne5 17.a4 c6 18.b4 Bh3 1/2-1/2
