[Event "Olympiad-09"]
[Site "Dubrovnik"]
[Date "1950.09.10"]
[Round "15"]
[White "Rellstab, Ludwig Sr"]
[Black "Morcken, Otto B"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 Nc6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 O-O 10. Qd2 a6 11. O-O Bd7 12. Bf3 Bc6 13. Rad1 Qc7 14. Rfe1 Rac8 15. Bd4 b5 16. e5 Ne8 17. Bxc6 Qxc6 18. exd6 Bxd4+ 19. Qxd4 Nxd6 20. Nd5 Nf5 21. Qf2 e6 22. Nf6+ Kg7 23. Nd7 Rfd8 24. Ne5 Qc7 25. c3 Rxd1 26. Rxd1 Rd8 27. Rxd8 Qxd8 28. h3 Qd1+ 29. Kh2 Nd6 30. Qe3 Qd5 31. b3 Qe4 32. Qxe4 Nxe4 33. c4 f6 34. cxb5 axb5 35. Nd3 Nc3 36. a3 Kf7 37. Kg1 Ke7 38. Kf2 Kd6 39. Ke3 h5 40. g4 hxg4 41. hxg4 Nd5+ 42. Ke4 Nc3+ 43. Kd4 Nd5 44. Ke4 Nc3+ 45. Kd4 Nd5 46. Ke4 Nc3+ 1/2-1/2