[Event "Reggio Emilia-13 1970/71"]
[Site "Reggio Emilia"]
[Date "1970.12.26"]
[Round "1"]
[White "Masera, Umberto"]
[Black "Popov, Luben"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 e6 3. c3 d6 4. d4 Nd7 5. Be3 b6 6. Nbd2 Qc7 7. Bd3 Ngf6 8. h3 Be7 9. O-O O-O 10. Nh2 e5 11. Rc1 d5 12. f3 Bb7 13. Ng4 Rad8 14. Nxf6+ Nxf6 15. dxe5 Qxe5 16. f4 Qe6 17. f5 Qc6 18. Qe2 Nxe4 19. Nxe4 dxe4 20. Bc4 Bf6 21. Rcd1 Qc8 22. g4 h6 23. Rxd8 Rxd8 24. Rd1 Rxd1+ 25. Qxd1 Qc7 26. Qe1 Qe7 27. Qd2 Qc7 28. Qe1 Kf8 29. Qf2 Qd6 30. Qe1 Ke7 31. a3 Bd5 32. Bf1 Bc6 33. Be2 Bg5 34. Qf2 Bf6 35. Qe1 Qd5 36. Qg3 Qd6 37. Qe1 Ba4 38. Qf2 Bc2 39. Bf4 Qd5 40. Qe3 Bd3 41. Bd1 Kd7 42. Qd2 Kc6 43. Qe3 a5 44. Bh2 c4 45. Qf4 Qd8 46. Qe3 Be7 47. Kh1 Bc5 48. Qf4 f6 49. Bg1 Bd6 50. Qe3 Bc7 51. Ba4+ Kb7 52. Bh2 Bxh2 53. Kxh2 Bb1 54. Kg2 Qd3 55. Kf2 Bc2 56. Bxc2 Qxc2+ 57. Kg3 Ka6 58. a4 Qxb2 59. Qxe4 Qxc3+ 60. Kh4 Ka7 61. Qe7+ 1/2-1/2