[Event "USA-ch"]
[Site "New York"]
[Date "1969.??.??"]
[Round "6"]
[White "Mednis, Edmar John"]
[Black "Addison, William G"]
[Result "0-1"]
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O O-O 7. b4 Bb6 8. a4 a5 9. b5 Ne7 10. Na3 Ng6 11. Kh1 h6 12. Nc2 Be6 13. Bxe6 fxe6 14. Ne3 Bxe3 15. Bxe3 b6 16. c4 Rf7 17. Rc1 Qe7 18. Nd2 Raf8 19. Nb1 Kh7 20. Nc3 Nd7 21. d4 exd4 22. Qxd4 Qh4 23. f3 Nc5 24. Qd1 Ne5 25. Bxc5 dxc5 26. Qe2 g5 27. Nb1 g4 28. Nd2 g3 29. h3 Rd8 30. Rcd1 Nd3 31. e5 Nf2+ 32. Rxf2 gxf2 33. Rf1 Qd4 34. Ne4 Qxe5 35. Qxf2 Rd4 36. Qe2 Rfd7 37. Re1 Rd3 38. Qc2 Kg7 39. Qc1 Qf5 40. Qb2+ R7d4 41. Qe2 Qe5 42. Qf1 Qf5 43. Qe2 e5 44. Kg1 Rb3 45. Qc2 Rb4 46. Qf2 Rbxc4 47. Ng3 Qg5 48. Ne4 Qf4 49. Ng3 Kf7 50. Ne2 Qh4 51. Nxd4 Qxf2+ 52. Kxf2 exd4 53. f4 Rc2+ 54. Kf3 d3 55. g4 d2 56. Rd1 c4 57. Ke2 c3 58. Rg1 Rc1 59. Rd1 Ke6 0-1