Marovic, Drazen VS Ribli, Zoltan 1973.??.??

[Event "IBM"]
[Site "Amsterdam"]
[Date "1973.??.??"]
[Round "6"]
[White "Marovic, Drazen"]
[Black "Ribli, Zoltan"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Bd2 c5 7. dxc5 Na6 8. cxd5 Nxc5 9. Bc4 a6 10. a4 Bf5 11. Qe2 Rc8 12. O-O Nfe4 13. Nd4 Nxd2 14. Qxd2 Ne4 15. Nxe4 Bxe4 16. Qb4 Bxd5 17. Bxd5 Qxd5 18. Qxe7 Bxd4 19. exd4 Rfe8 20. Qa3 Qxd4 21. Qb3 Re2 22. Qxb7 Rcc2 23. Rad1 Qf6 24. Qd5 Rxb2 25. Qd8+ Qxd8 26. Rxd8+ Kg7 27. Rd6 Re6 28. Rd4 Reb6 29. Rd5 Rc6 30. g3 Ra2 31. Rd4 Rc5 32. h4 Ra5 33. Rb1 R5xa4 34. Rxa4 Rxa4 35. Rb6 h6 36. Kg2 Ra1 37. Kf3 a5 38. Ra6 a4 39. Kf4 a3 40. g4 a2 41. Kf3 Kf8 42. Ra7 Ke8 43. Kg2 Kd8 44. Ra8+ Kc7 45. Ra7+ Kb6 46. Ra8 Kc5 47. Rc8+ Kd4 48. Ra8 Ke4 1/2-1/2