[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1972.01.27"]
[Round "14"]
[White "Donner, Jan Hein"]
[Black "Ivkov, Borislav"]
[Result "1/2-1/2"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 e5 5. dxe5 dxe5 6. Qxd8+ Kxd8 7. f4 Nd7 8. Nf3 c6 9. fxe5 Nxe5 10. Bf4 Nxf3+ 11. gxf3 Be6 12. O-O-O+ Ke8 13. Kc2 Nf6 14. b3 Rd8 15. Rxd8+ Kxd8 16. Bg2 Kc8 17. Be3 b6 18. Ne2 Re8 19. Nf4 Bd7 1/2-1/2