[Event "URS-ch37 Final"]
[Site "Moscow"]
[Date "1969.10.01"]
[Round "17"]
[White "Polugaevsky, Lev"]
[Black "Kupreichik, Viktor D"]
[Result "1/2-1/2"]
1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. Nc3 Bg4 5. cxd5 Nxd5 6. d4 Nd7 7. h3 Bh5 8. Bd3 e6 9. e4 N5b6 10. O-O Be7 11. a4 a5 12. Be2 O-O 13. Bf4 Bf6 14. Be3 Bxf3 15. Bxf3 Nc4 16. Bc1 c5 17. d5 Bd4 18. Nb5 Qf6 19. Nxd4 cxd4 20. Kh1 Rfd8 21. Qd3 exd5 22. exd5 Nce5 23. Qxd4 Nxf3 24. Qxf6 Nxf6 25. gxf3 Rxd5 26. Be3 Rad8 27. Rac1 h6 28. Rc7 b5 29. Rg1 Ne8 30. Ra7 bxa4 31. Rg4 Rb5 32. Rxa4 Rxb2 33. R4xa5 Rd1+ 34. Kg2 Nf6 35. f4 Rbb1 36. Rc7 Rg1+ 37. Kf3 Rh1 38. Ra8+ Kh7 39. Rxf7 Rxh3+ 40. Kg2 Rhh1 41. Raa7 Rhg1+ 42. Kf3 Kg8 43. Bd4 Rb3+ 44. Ke2 Rb8 45. Bxf6 gxf6 46. Kf3 Ra8 47. Ke4 Rxa7 48. Rxa7 h5 49. Kf5 h4 50. Ra3 Kg7 51. Rh3 1/2-1/2