Nievergelt, Erwin VS Donner, Jan Hein 1959.05.23

[Event "Zuerich"]
[Site "Zuerich"]
[Date "1959.05.23"]
[Round "4"]
[White "Nievergelt, Erwin"]
[Black "Donner, Jan Hein"]
[Result "0-1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. O-O b5 8. Bb3 Bb7 9. Bg5 Nc6 10. a3 h6 11. Bxf6 Qxf6 12. Nxc6 Bxc6 13. f4 g6 14. Qe2 Qd4+ 15. Kh1 O-O-O 16. Rfd1 Qc5 17. a4 Bg7 18. axb5 axb5 19. Na2 Bxb2 20. Rab1 Ba3 21. c3 Kc7 22. Bc2 Rb8 23. Bd3 Rb6 24. Rb3 Ra8 25. Rdb1 Qh5 26. Qxh5 gxh5 27. Nb4 Bxb4 28. Rxb4 Ra3 29. R4b3 Rba6 30. Kg1 Rxb3 31. Rxb3 Ra2 32. h4 Rd2 33. Bxb5 Bxe4 34. Bf1 Ra2 35. Rb5 Ra1 36. Rb2 Bd3 37. Rf2 Kc6 38. g3 Kc5 0-1