[Event "Interzonal-11a"]
[Site "Riga"]
[Date "1979.09.19"]
[Round "11"]
[White "Polugaevsky, Lev"]
[Black "Larsen, Bent"]
[Result "1-0"]
[WhiteElo "2625"]
[BlackElo "2620"]

1. Nf3 Nf6 2. c4 c6 3. d4 d5 4. Nc3 dxc4 5. a4 Na6 6. e4 Bg4 7. Bxc4 e6 8. Be3 Bb4 9. Qd3 Bxf3 10. gxf3 Nc7 11. Rg1 Nh5 12. Ke2 g6 13. d5 Bd6 14. dxc6 bxc6 15. Qd4 O-O 16. Rgd1 Bxh2 17. Qxd8 Rfxd8 18. Rxd8+ Rxd8 19. Bxa7 Be5 20. a5 Nf4+ 21. Kf1 Rd2 22. Nd1 Na8 23. Be3 Rd7 24. a6 Kf8 25. Nc3 g5 26. Na4 Bd4 27. Rd1 e5 28. Nc5 Rd8 29. Nb3 Bb6 30. Rxd8+ Bxd8 31. a7 Bb6 32. Bxb6 Nxb6 33. Na5 Ke7 34. Nxc6+ Kd6 35. Nb4 Ne6 36. Nd5 Na8 37. Nf6 h6 38. Bd5 Nec7 39. Ne8+ 1-0