[Event "Olympiad-18 Preliminaries B"]
[Site "Lugano"]
[Date "1968.10.23"]
[Round "6"]
[White "Ujtumen, Tudev"]
[Black "Dueckstein, Andreas"]
[Result "1/2-1/2"]
1. e4 e6 2. d3 d5 3. Nd2 Nc6 4. Ngf3 Nf6 5. g3 dxe4 6. dxe4 Bc5 7. Bg2 e5 8. O-O O-O 9. Qe2 Qe7 10. Nb3 Bb6 11. h3 Be6 12. c3 Rad8 13. Be3 Bxe3 14. Qxe3 Bc4 15. Rfd1 b6 16. Nh4 g6 17. Kh2 Nh5 18. Qh6 Ng7 19. Nf5 Qf6 20. Ne3 Be6 21. Kg1 Rxd1+ 22. Rxd1 Rd8 23. Nd2 Ne7 24. b3 Ne8 25. Nf3 Rxd1+ 26. Nxd1 Bc8 27. c4 Qd6 28. Ne3 f6 29. Bf1 Ng7 30. Nd5 c6 31. Nxe7+ Qxe7 32. Qd2 Be6 33. Ne1 Ne8 34. Nc2 Qd6 35. Qxd6 Nxd6 36. f3 Kf7 37. Kf2 Ke7 38. Nb4 Kd7 39. Ke3 Nf7 40. h4 Kd6 41. Nd3 c5 1/2-1/2