[Event "Interzonal-09b"]
[Site "Petropolis"]
[Date "1973.08.08"]
[Round "12"]
[White "Kagan, Shimon"]
[Black "Keres, Paul"]
[Result "0-1"]
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Qd6 6. d4 exd4 7. Qxd4 Qxd4 8. Nxd4 Bd7
9. Be3 O-O-O 10. Nd2 Ne7 11. N2f3 f6 12. h3 c5 13. Ne2 Nc6 14. Rad1 Re8 15. Nc3 Bd6 16.
Rfe1 Be6 17. a3 b6 18. Nd5 Bxd5 19. exd5 Ne7 20. c3 Nf5 21. Bc1 Kd7 22. Kf1 Rxe1+ 23. Rxe1
b5 24. Rd1 Re8 25. g4 Ne7 26. Be3 Nc8 27. b4 c4 28. a4 bxa4 29. Nd2 Nb6 30. Bxb6 cxb6 31.
Nxc4 b5 32. Na5 Re4 33. Rd3 Be5 34. f3 Rf4 35. Ke2 a3 36. Kd2 a2 37. Nb3 a5 38. d6 axb4
39. Nc5+ Kc6 0-1