[Event "Reggio Emilia-06 1963/64"]
[Site "Reggio Emilia"]
[Date "1964.01.05"]
[Round "10"]
[White "Castaldi, Vincenzo"]
[Black "Siveri, Armando"]
[Result "1-0"]

1. c4 Nf6 2. Nc3 e6 3. g3 d5 4. Bg2 Be7 5. d4 O-O 6. Nf3 Nbd7 7. cxd5 exd5 8. O-O c5 9. dxc5 Nxc5 10. Be3 Be6 11. Rc1 Qa5 12. Qd2 Kh8 13. Rfd1 Rac8 14. Nd4 Na4 15. Nxe6 fxe6 16. Nxa4 Qxa4 17. b3 Qa3 18. Bd4 b6 19. Bf3 Qd6 20. Qb2 Rfd8 21. Rxc8 Rxc8 22. e4 Qa3 23. exd5 Qxb2 24. Bxb2 exd5 25. Kf1 Kg8 26. Rc1 Rxc1+ 27. Bxc1 Kf7 28. Ke2 Ke6 29. Bd2 Bd6 30. Bg2 Be5 31. Kd3 Nd7 32. b4 Kd6 33. f4 Bb2 34. a4 Ba1 35. g4 a5 36. Bf1 axb4 37. Bxb4+ Nc5+ 38. Kd2 h6 39. Bd3 Bd4 40. Bc2 Bg1 41. h3 Bd4 42. Ke2 Ke6 43. Kf3 Kd7 44. h4 Ke6 45. g5 hxg5 46. hxg5 Kd7 47. Kg4 Ke6 48. Ba3 Ne4 49. f5+ Kd7 50. Bxe4 dxe4 51. Kf4 e3 52. Kf3 g6 53. fxg6 Ke6 54. Bc1 e2 55. Kxe2 Kf5 56. Be3 Be5 57. Kd3 Kxg6 58. Kc4 Bb8 59. Kb5 Ba7 60. Bc1 1-0