[Event "Las Palmas-06"]
[Site "Las Palmas"]
[Date "1977.??.??"]
[Round "10"]
[White "Hernandez Onna, Roman"]
[Black "Visier Segovia, Fernando"]
[Result "1/2-1/2"]
[WhiteElo "2435"]
[BlackElo "2355"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 O-O 6. e3 Nbd7 7. Rc1 c6 8. Bd3 a6 9. O-O dxc4 10. Bxc4 b5 11. Bd3 c5 12. Bxf6 gxf6 1/2-1/2