[Event "18th olm qual. group 4"]
[Site "Lugano SUI"]
[Date "1968.10.23"]
[Round "6"]
[White "Kostjoerin, Anatole MNC"]
[Black "Cantero, Ronaldo PAR"]
[Result "1/2-1/2"]
[ECO "B51"]
[EventDate "1968.10.17"]
[PlyCount "139"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Nd7 4.c4 e6 5.d4 a6 6.Bxd7+ Bxd7 7.dxc5 Qa5+ 8.Nc3
Qxc5 9.Qd4 Qxd4 10.Nxd4 Rc8 11.b3 b5 12.Bd2 bxc4 13.Rb1 cxb3 14.Rxb3 Nf6 
15.f3 e5 16.Nc2 h6 17.Ne3 Be7 18.O-O O-O 19.Rfb1 Bd8 20.Ra3 Ra8 21.Ncd5 
Nxd5 22.Nxd5 Bc6 23.Ne3 Bg5 24.Nf5 Bxd2 25.Ne7+ Kh7 26.Nxc6 Rfc8 27.Rb6 a5
28.Kf1 Bb4 29.Nxb4 axb4 30.Rxa8 Rxa8 31.Rxb4 Rxa2 32.Rb6 Rd2 33.g4 Rxh2 
34.Rxd6 f6 35.Rd7 Kg6 36.Rb7 Rc2 37.Ra7 Rb2 38.Rc7 Ra2 39.Rb7 Rd2 40.Ke1 
Rh2 41.Kf1 Rc2 42.Ra7 Rh2 43.Kg1 Re2 44.Kf1 Rd2 45.Rb7 Kh7 46.Ra7 Kg8 47.
Ra8+ Kh7 48.Ra7 h5 49.gxh5 Rh2 50.Kg1 Rxh5 51.Kg2 Kh6 52.Kg3 g6 53.Rb7 Kg5
54.Rb5 Rh4 55.Rb6 Rf4 56.Ra6 Kh6 57.Rb6 g5 58.Ra6 g4 59.fxg4 Kg5 60.Ra8 
Rxe4 61.Rg8+ Kh6 62.Ra8 Kg6 63.Rg8+ Kf7 64.Ra8 Rd4 65.Ra6 Rb4 66.Ra3 Rb8 
67.Ra7+ Kg6 68.Ra3 Rd8 69.Rf3 Kg7 70.g5 1/2-1/2

