[Event "IBM"]
[Site "Amsterdam"]
[Date "1964.07.23"]
[Round "3"]
[White "Dueckstein, Andreas"]
[Black "Larsen, Bent"]
[Result "0-1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 e6 6. g3 Nxd4 7. Qxd4 Ne7 8. Be3 Nc6 9. Qd2 Be7 10. f4 O-O 11. Bg2 Rb8 12. a4 a6 13. O-O Qc7 14. g4 Bd7 15. Ne2 Rfc8 16. a5 Nd8 17. Rac1 d5 18. b4 Qc4 19. c3 Bb5 20. Nd4 dxe4 21. Bxe4 Nc6 22. Rfd1 Nxd4 23. Bxd4 Ba4 24. Bd3 Qd5 25. Re1 Bxb4 26. Be4 Qxd4+ 27. Qxd4 Bc5 28. Rb1 Bb5 29. Kf2 Kf8 30. Rec1 Ke7 31. Ke3 Bxd4+ 32. cxd4 Rxc1 33. Rxc1 Kd6 34. Bxh7 g6 35. f5 gxf5 0-1