[Event "18th olm qual. group 4"]
[Site "Lugano SUI"]
[Date "1968.10.21"]
[Round "4"]
[White "Barcza, Gedeon HUN"]
[Black "Riego Prieto, Victorio PAR"]
[Result "1-0"]
[ECO "A38"]
[EventDate "1968.10.17"]
[PlyCount "108"]

1.Nf3 Nf6 2.g3 c5 3.Bg2 g6 4.c4 Bg7 5.Nc3 Nc6 6.O-O O-O 7.Rb1 d5 8.cxd5 
Nxd5 9.Qa4 Nc7 10.Qh4 e5 11.Qxd8 Rxd8 12.d3 Rb8 13.Nd2 Nd4 14.Nde4 Nce6 
15.Rd1 b5 16.Kf1 Bb7 17.Ng5 Bxg2+ 18.Kxg2 Nxg5 19.Bxg5 f6 20.Be3 f5 21.Kf1
a6 22.Rbc1 Rbc8 23.Nb1 Rd7 24.Nd2 Rdc7 25.Nb3 c4 26.dxc4 Rxc4 27.Rxc4 Rxc4
28.Bxd4 exd4 29.Ke1 Rc2 30.Rd2 Rc4 31.Kd1 Kf7 32.Rc2 Ke7 33.Rxc4 bxc4 34.
Nd2 c3 35.bxc3 dxc3 36.Nb1 Kd6 37.Kc2 Kc5 38.Nxc3 Kc4 39.Nb1 Bd4 40.e3 Be5
41.h3 Bc7 42.Nd2+ Kb4 43.e4 Ka3 44.e5 Kxa2 45.e6 Bd8 46.Nc4 Bf6 47.Na5 Ka3
48.Nc6 Ka4 49.e7 Bxe7 50.Nxe7 Kb4 51.h4 Kc5 52.h5 gxh5 53.Nxf5 Kd5 54.Kd3 
a5 1-0

