[Event "URS-ch39 Semifinal"]
[Site "Daugavpils"]
[Date "1971.06.??"]
[Round "?"]
[White "Karpov, Anatoly"]
[Black "Klovans, Janis"]
[Result "1-0"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O f6 6. d4 exd4 7. Nxd4 Ne7 8. Be3 Ng6 9.
Nd2 Bd6 10. c3 O-O 11. Qb3+ Kh8 12. Nf5 Bxf5 13. exf5 Nh4 14. Qxb7 Qd7 15. Qb3 Nxf5 16.
Nc4 Rfe8 17. Rad1 Rab8 18. Qc2 Rb5 19. Rfe1 Nxe3 20. Nxe3 Rbe5 21. g3 Qe6 22. b3 Kg8 23.
Ng2 Re2 24. Rxe2 Qxe2 25. Rd2 Qf3 26. Kf1 Re5 27. Qd3 Qxd3+ 28. Rxd3 Kf7 29. Ne3 Ke6 30.
Nc4 Rh5 31. h4 Bc5 32. Nb2 Rf5 33. Rd2 h5 34. Nd3 Bd6 35. Re2+ Kd7 36. Re3 g5 37. c4 c5
38. Kg2 c6 39. f3 gxh4 40. gxh4 Bf4 41. Re4 Bd6 42. f4 1-0