[Event "Olympiad-15 Preliminaries B"]
[Site "Varna"]
[Date "1962.09.16"]
[Round "1"]
[White "Chalkhasuren, Gonchich"]
[Black "Mednis, Edmar John"]
[Result "0-1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 d6 7. Be2 Nf6 8. O-O O-O 9. Nb3 a5 10. a4 Be6 11. f4 Qc8 12. Kh1 Bg4 13. Bxg4 Nxg4 14. Bg1 Nb4 15. h3 Nf6 16. Qe2 Qc7 17. Rad1 Rfc8 18. Nd4 Qc4 19. Qf3 Nd7 20. Rd2 Bh6 21. Nce2 Qa2 22. c3 Na6 23. Nc1 Qc4 24. Nb5 Nac5 25. Rd4 Qe6 26. g4 Nb3 27. g5 Bg7 28. f5 Nxd4 29. fxe6 Nxf3 30. exd7 Rc4 31. Rxf3 Rd8 32. Bb6 Rxd7 33. Re3 Rxa4 34. Nb3 Ra2 35. Re2 a4 36. N3d4 h6 37. h4 hxg5 38. hxg5 e5 39. Nf3 d5 40. exd5 Rxd5 41. Na3 Bf8 42. Ng1 Rd1 43. Rxe5 Rxb2 44. Nc4 a3 45. Ra5 Rxb6 46. Nxb6 a2 47. Rxa2 Bc5 48. Nd7 Rxg1+ 49. Kh2 Rxg5 50. Rb2 b5 51. Kh3 Bd6 52. Nf6+ Kh8 53. Ne4 Rh5+ 0-1