[Event "IBM"]
[Site "Amsterdam"]
[Date "1969.??.??"]
[Round "9"]
[White "Langeweg, Kick"]
[Black "Gheorghiu, Florin"]
[Result "1/2-1/2"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Bg5 Ne4 6. cxd5 Nxg5 7. Nxg5 e6 8. Nf3 exd5 9. e3 O-O 10. b4 b6 11. Rc1 a6 12. Be2 Bb7 13. O-O Nc6 14. Qb3 Ne7 15. Rfd1 Qd6 16. Bf1 Rfe8 17. g3 Rad8 18. b5 a5 19. Bg2 Nf5 20. Ne5 Qb4 21. Qxb4 axb4 22. Ne2 Re7 23. Nf4 Bxe5 24. dxe5 Ra8 25. Rd2 Rxe5 26. Nd3 Re7 27. Nxb4 Ra4 28. Rb1 Nd6 29. Bxd5 Ne4 30. Rd3 Nc5 31. Rd4 Re5 32. Bxb7 Nxb7 33. Rd7 Rxb5 34. Rxc7 Nc5 35. a3 Rxa3 36. Rb2 Ra1+ 37. Kg2 Ra4 38. Nd3 Rxb2 39. Nxb2 Rb4 40. Nd1 Rb3 41. Kf3 Na4 42. Ke2 1/2-1/2