[Event "Las Vegas National op"]
[Site "Las Vegas"]
[Date "1975.03.03"]
[Round "1"]
[White "Monaco, Jerry J"]
[Black "Friedman, Josef"]
[Result "0-1"]
[ECO "E51"]
[PlyCount "114"]
[EventDate "1975.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 0-0 6. Bd2 d5 7. a3 Bxc3 8. Bxc3 Ne4 9. Bd3 Nxc3 10. bxc3 Nc6 11. cxd5 exd5 12. 0-0 b6 13. c4 cxd4 14. cxd5 Qxd5 15. Nxd4 Nxd4 16. exd4 g6 17. Be2 Bb7 18. Bf3 Qd7 19. Bxb7 Qxb7 20. Qb3 Rad8 21. Rad1 Rd5 22. Rd3 Rfd8 23. Rfd1 Qe7 24. Qc3 Qd7 25. h3 Rc8 26. Qb2 Rb5 27. Qa2 Qd5 28. Qa1 Rc2 29. R1d2 Qc4 30. Rxc2 Qxc2 31. Rd1 Rf5 32. f3 Rg5 33. g4 Rb5 34. Rc1 Qe2 35. Rc8+ Kg7 36. d5+ f6 37. Rc7+ Kg8 38. Qc1 Rxd5 39. Rc8+ Kf7 40. Qc7+ Qe7 41. Qxe7+ Kxe7 42. Rc3 Kd7 43. Kf2 b5 44. Ke3 a5 45. f4 b4 46. axb4 axb4 47. Rb3 Rb5 48. Kd3 Kc6 49. Kc4 Rc5+ 50. Kxb4 Rb5+ 51. Kc3 Rxb3+ 52. Kxb3 Kd5 53. Kc3 Ke4 54. f5 gxf5 55. gxf5 Kxf5 56. Kd3 Kf4 57. h4 h5 0-1

