[Event "Interzonal-12b"]
[Site "Toluca"]
[Date "1982.08.28"]
[Round "13"]
[White "Spassky, Boris Vasilievich"]
[Black "Ivanov, Igor Vasilievich"]
[Result "1/2-1/2"]
[WhiteElo "2625"]
[BlackElo "2515"]

1. c4 Nf6 2. Nc3 e6 3. e4 c5 4. e5 Ng8 5. Nf3 Nc6 6. d4 cxd4 7. Nxd4 Nxe5 8. Bf4 Ng6 9. Bg3 Nf6 10. Ndb5 e5 11. Nd6+ Bxd6 12. Qxd6 Qe7 13. Nb5 Qxd6 14. Nxd6+ Ke7 15. O-O-O Ne8 16. c5 b6 17. f4 Nxd6 18. cxd6+ Kd8 19. f5 Nf4 20. Bh4+ f6 21. g3 Bb7 22. gxf4 Bxh1 23. fxe5 Kc8 24. exf6 gxf6 25. Bh3 Bc6 26. Bxf6 Rg8 27. Be7 Bg2 28. Rd3 Kb7 29. f6 Bxh3 30. Rxh3 Rg2 31. Rc3 Rf2 32. Rc7+ Ka6 33. Rc2 Rf3 34. Kd2 Rg8 35. Ke2 Rf5 36. Ke3 Rg1 37. Rc7 Re1+ 38. Kd2 Ree5 39. Rxd7 Rd5+ 40. Ke3 1/2-1/2