[Event "Hoogovens 28th"]
[Site "Beverwijk"]
[Date "1966.01.23"]
[Round "10"]
[White "Lehmann, Heinz"]
[Black "Nei, Iivo"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb4 7. d5 c6 8. a3 Qa5 9. Nc3 cxd5 10. Be3 d4 11. axb4 Qd8 12. Bxd4 Bxd4 13. Nge2 Bxc3+ 14. Nxc3 Qxd1+ 15. Rxd1 Bg4 16. Rc1 Na6 17. Nd5 Bd7 18. O-O Be6 19. Rfd1 Rd8 20. Bf1 Bxd5 21. exd5 Nxb4 22. Rc7 a6 23. Rxb7 a5 24. d6 e6 25. Bb5+ Kf8 26. Ra7 Nd5 27. d7 Ke7 28. Rxa5 Rb8 29. Bc6 Rxb2 30. Bxd5 exd5 31. Rdxd5 Rb7 32. Re5+ Kxd7 33. Rad5+ Kc6 34. Rd1 Rd7 35. Rc5+ Kxc5 36. Rxd7 Rf8 37. Kg2 Kc6 38. Rd1 Kc7 39. Kf3 Rd8 40. Rxd8 Kxd8 41. Kf4 f6 42. g4 Ke7 43. h4 Ke6 44. Ke4 1/2-1/2