[Event "URS-ch25 Final"]
[Site "Riga"]
[Date "1958.01.20"]
[Round "5"]
[White "Kortschnoj, Viktor Lvovich"]
[Black "Petrosian, Tigran V"]
[Result "1/2-1/2"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 h6 6. Bh4 O-O 7. Rc1 b6 8. cxd5 Nxd5 9. Bxe7 Qxe7 10. Nxd5 exd5 11. g3 Bf5 12. Bg2 Be4 13. Bxe4 dxe4 14. Ne2 c5 15. dxc5 bxc5 16. Qd5 Nd7 17. O-O Rab8 18. b3 Rfc8 19. Rfd1 Nf6 20. Qc4 Qe5 21. Nf4 Rd8 22. h3 Kf8 23. Kf1 g5 24. Ne2 Rdc8 25. Qa6 h5 26. Rd6 Kg7 27. Rc6 Rxc6 28. Qxc6 Qf5 29. g4 hxg4 30. Rxc5 Qf3 31. Rxg5+ Kh6 32. h4 Rd8 33. Nd4 Rxd4 34. exd4 Qh1+ 35. Ke2 Qf3+ 36. Ke1 Qh1+ 37. Ke2 Qf3+ 1/2-1/2