[Event "USA-ch"]
[Site "Mentor"]
[Date "1977.10.04"]
[Round "10"]
[White "Grefe, John Alan"]
[Black "Ghizdavu, Dumitru"]
[Result "1-0"]
[WhiteElo "2425"]
[BlackElo "2410"]

1. c4 g6 2. Nc3 c5 3. g3 Bg7 4. Bg2 Nf6 5. e4 d6 6. d3 Nc6 7. Nge2 O-O 8. O-O a6 9. Rb1 Rb8 10. a4 Bd7 11. h3 Ne8 12. Be3 Nc7 13. d4 cxd4 14. Nxd4 Nxd4 15. Bxd4 Bxd4 16. Qxd4 b5 17. axb5 axb5 18. cxb5 Bxb5 19. Rfd1 Ne6 20. Qe3 Bc4 21. e5 Bb3 22. Rd2 Qb6 23. exd6 Qxe3 24. fxe3 exd6 25. Rxd6 Rfd8 26. Rxd8+ Rxd8 27. Re1 Nc5 28. Bf1 Rb8 29. Bb5 Kg7 30. Kg2 Bc2 31. Ra1 Bd3 32. Bxd3 Nxd3 33. Nd1 Nxb2 34. Rb1 Nxd1 35. Rxb8 Nxe3+ 36. Kf3 Nf5 37. g4 Nd4+ 38. Ke4 Ne6 39. h4 h6 40. Ke5 Nf8 41. Rd8 Nh7 42. Rd6 Nf8 43. Rd3 Nh7 44. Rf3 Kf8 45. Kd6 Ke8 46. Rf1 Kf8 47. Kd7 Kg7 48. Ke7 f6 49. Rf2 h5 50. gxh5 g5 51. hxg5 1-0