[Event "Budapest Maroczy Memorial"]
[Site "Budapest"]
[Date "1952.03.18"]
[Round "9"]
[White "Gereben, Erno"]
[Black "Petrosian, Tigran V"]
[Result "1/2-1/2"]
1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 d6 6. O-O Nbd7 7. Nc3 e5 8. b3 Re8 9. Qc2 c6 10. e3 Qa5 11. Bb2 Nf8 12. Rfd1 e4 13. Nd2 d5 14. Rdc1 Ne6 15. Ne2 Bd7 16. a4 h5 17. Qc3 Qd8 18. b4 h4 19. Qb3 hxg3 20. hxg3 Ng5 21. Nf4 Bg4 22. cxd5 Nxd5 23. b5 Rb8 24. Ba3 Nxf4 25. gxf4 Nh3+ 26. Bxh3 Bxh3 27. Nf1 Qh4 28. Nh2 g5 29. Bd6 Rbd8 30. Be5 Bxe5 31. fxe5 Re6 32. bxc6 bxc6 33. Qb7 Rh6 34. e6 Bxe6 35. Qc7 Kh7 36. Rab1 Rh8 37. Rb8 Rxb8 38. Qxb8 Rf6 39. Qg3 Qxg3+ 40. fxg3 Bb3 41. Rc5 Bxa4 42. Ra5 Bb3 43. Rxa7 Kg7 44. Kg2 Rf5 45. Ra6 Bd5 46. Ng4 Rf3 47. Ra3 Kh7 48. Rc3 Rf5 49. Rc5 Kg7 50. Rc3 Rf3 51. Ra3 1/2-1/2