Ree, Hans VS Donner, Jan Hein 1967.??.??

[Event "IBM"]
[Site "Amsterdam"]
[Date "1967.??.??"]
[Round "1"]
[White "Ree, Hans"]
[Black "Donner, Jan Hein"]
[Result "0-1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 f5 7. Qd2 Nf6 8. Bh6 O-O 9. Bxg7 Kxg7 10. f4 e5 11. exf5 Bxf5 12. O-O-O exf4 13. Qxf4 Qd7 14. Re1 d5 15. Nge2 d4 16. Nb5 Nb4 17. Qc7 Nfd5 18. Bxd5 Nxd5 19. Qxc5 Rac8 20. Qxd4+ Kg8 21. Na3 Rfd8 22. Rhf1 Qg7 23. g4 Nf6 24. Qg1 Bxd3 25. Kb1 Bxe2 26. Rxe2 Qd7 27. h3 Nd5 28. Qd4 b5 29. Ka1 b4 30. Nb1 a5 31. Re5 Rc6 32. Rd1 Rd6 33. Qc4 Rc8 34. Qe4 Nf6 35. Rxd6 Qxd6 36. Qe2 Rxc2 37. Qxc2 Qxe5 38. Qb3+ Kg7 39. a3 Nd5 40. axb4 axb4 41. Qc4 Ne3 42. Qa6 Nc2+ 43. Ka2 Qd5+ 44. b3 Qg2 45. Qa7+ Kf6 46. Qb6+ Ke5 47. Qc7+ Kd4 48. Qxh7 Ne1+ 49. Ka1 Qa8+ 0-1