[Event "HUN-RSFSR"]
[Site "Budapest HUN"]
[Date "1963.04.24"]
[EventDate "?"]
[Round "3"]
[Result "0-1"]
[White "Lajos Portisch"]
[Black "Lev Polugaevsky"]
[ECO "D23"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "106"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Qa4+ c6 5. Qxc4 Bg4 6. Nbd2
Nbd7 7. g3 e6 8. Bg2 Bd6 9. O-O O-O 10. Qc2 Bc7 11. b3 e5
12. Bb2 Re8 13. e4 exd4 14. Nxd4 Ne5 15. b4 a5 16. f4 Bb6
17. Nb3 a4 18. Nc5 a3 19. Bc3 Nc4 20. Rae1 Bc8 21. Ndb3 Nb2
22. Kh1 Bxc5 23. bxc5 Qd3 24. Rf2 Ng4 25. Rd2 Qxc2 26. Rxc2
Nd3 27. Ree2 Be6 28. Na5 Nxc5 29. h3 Nf6 30. Bxf6 Rxa5 31. Bd4
Na6 32. f5 Ra4 33. fxe6 Rxd4 34. exf7+ Kxf7 35. Rc3 Red8
36. Rxa3 Rd3 37. Rxd3 Rxd3 38. Kh2 Ke6 39. e5 Ra3 40. Be4 g6
41. Bc2 Nc5 42. Kg2 Ke7 43. Bd1 Nd3 44. Bb3 Nc1 45. Re3 h6
46. h4 Nxb3 47. axb3 Ke6 48. Kf3 Ra5 49. Kf4 Rb5 50. Re4 c5
51. Re3 Rb4+ 52. Kf3 Rd4 53. g4 g5 0-1