[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1970.01.24"]
[Round "10"]
[White "Filip, Miroslav"]
[Black "Ivkov, Borislav"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 c5 7. d5 h6 8. Bd2 e6 9. Nf3 exd5 10. exd5 Bf5 11. Nh4 Bd7 12. Nf3 Bf5 13. Nh4 Bd7 14. Nf3 Bf5 1/2-1/2