[Event "Interzonal-09b"]
[Site "Petropolis"]
[Date "1973.07.24"]
[Round "1"]
[White "Savon, Vladimir A"]
[Black "Bronstein, David Ionovich"]
[Result "1/2-1/2"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 cxd4 12. cxd4 Bb7 13. Nbd2 Qc7 14. Nf1 Rac8 15. Re2 Nh5 16. Bd3 Nc6 17. Rc2 Qd7 18. d5 Nb4 19. Rxc8 Rxc8 20. Be2 Nc2 21. Rb1 f5 22. Nxe5 dxe5 23. Bxh5 g6 24. Be2 Nd4 25. f3 f4 26. Bd2 Bc5 27. Kh1 Ba7 28. Bd3 Qd6 29. Nh2 h5 30. Rc1 Kf7 31. Ba5 Qd7 32. Nf1 g5 33. Nd2 Kf6 34. Rxc8 Qxc8 35. Nb3 Nxb3 36. axb3 Qc5 37. Be2 Bc8 38. Bd8+ Kg6 39. d6 h4 40. Be7 Bd7 41. Bd8 Be6 42. b4 Qxb4 43. d7 Bxd7 44. Bc7 Qd4 45. Bxe5 Qxe5 46. Qxd7 Qc5 47. Qd1 Qd4 48. Qb1 Kf6 49. Kh2 Ke5 50. Bd3 Bc5 51. Bc2 Qf2 52. Bb3 Be3 53. Bd5 Kd6 54. b4 Bd2 55. Qa1 Qg3+ 56. Kh1 Qe1+ 57. Qxe1 Bxe1 58. Bb7 Bxb4 59. Bxa6 Kc6 60. Kg1 1/2-1/2