[Event "IBM"]
[Site "Amsterdam"]
[Date "1973.??.??"]
[Round "2"]
[White "Spassky, Boris Vasilievich"]
[Black "Kavalek, Lubomir"]
[Result "1-0"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Nf3 O-O 7. Be2 e6 8. O-O Re8 9. Nd2 Na6
10. Rb1 Nc7 11. a4 b6 12. f4 exd5 13. cxd5 Ba6 14. Bxa6 Nxa6 15. Qf3 Qe7 16. b3 Nb4 17.
Bb2 Rad8 18. h3 Nc2 19. Qd3 Nb4 20. Qf3 Nc2 21. Rbc1 Nd4 22. Qd3 Nd7 23. Rce1 f5 24. exf5
Qxe1 25. Rxe1 Rxe1+ 26. Kf2 Rh1 27. fxg6 Rf8 28. gxh7+ Kh8 29. Ne2 Ne5 30. Qe4 Rd1 31. Bc3
Nd7 32. Bxd4 cxd4 33. Qc2 Rxd2 34. Qxd2 Nc5 35. Kf3 d3 36. Nc3 a5 37. Ne4 Nxb3 38. Qxd3
Nd4+ 39. Kg4 Nf5 40. Ng5 1-0