[Event "Olympiad-08 Preliminaries B"]
[Site "Buenos Aires"]
[Date "1939.08.28"]
[Round "5"]
[White "Tsvetkov, Alexandar K"]
[Black "Flores Alvarez, Rodrigo"]
[Result "0-1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Qb3 dxc4 5. Qxc4 Bg7 6. g3 O-O 7. Bg2 c6 8. Nf3 Be6 9. Qd3 Na6 10. a3 c5 11. O-O Rc8 12. Bg5 Qa5 13. Qb5 Qxb5 14. Nxb5 Nc7 15. Nxc7 Rxc7 16. Rac1 Ne4 17. Bf4 Rd7 18. Ne5 Rxd4 19. Nd3 b6 20. Be3 Ra4 21. b4 Nc3 22. Rfe1 c4 23. Nf4 Rxa3 24. Kf1 Rd8 25. Nxe6 fxe6 26. b5 Bd4 27. Bh6 Ra2 28. Bc6 a5 29. g4 a4 30. e3 Be5 31. Bf4 Bg7 32. Bc7 Rdd2 33. Bxb6 Rxf2+ 34. Kg1 Nd5 35. Bc5 Rg2+ 36. Kh1 Rxh2+ 37. Kg1 Rhg2+ 38. Kh1 Rh2+ 39. Kg1 Rag2+ 40. Kf1 Rb2 41. Kg1 Be5 42. Rxc4 Nc3 43. Bf3 Rh3 44. Bc6 Nd5 45. Bd4 Bxd4 46. exd4 Rg3+ 47. Kh1 Rh3+ 48. Kg1 Rg3+ 49. Kh1 Ne3 50. Rc3 Nf1 51. Rxg3 Nxg3+ 52. Kg1 Ne2+ 53. Kf2 Nxd4+ 0-1