[Event "Olympiad-22"]
[Site "Haifa"]
[Date "1976.10.28"]
[Round "4(3)"]
[White "Wirthensohn, Heinz"]
[Black "Lederman, Leon S"]
[Result "1-0"]
[WhiteElo "2385"]
[BlackElo "2420"]
1. c4 Nf6 2. Nc3 c6 3. e4 e5 4. Nf3 Qa5 5. d3 Be7 6. Be2 O-O 7. O-O Re8 8. Bd2 Qc7 9. Kh1 d6 10. d4 exd4 11. Nxd4 Bf8 12. f3 a5 13. Bg5 Nbd7 14. Qd2 h6 15. Bh4 g6 16. Rfd1 Kh7 17. Bf1 Nh5 18. Bf2 Nc5 19. b3 Bd7 20. a3 Rad8 21. Rab1 Bg7 22. b4 axb4 23. axb4 Ne6 24. Nde2 Bc8 25. Na4 Qe7 26. Nb6 Qc7 27. Rb3 Bf8 28. Rd3 Neg7 29. Nxc8 Qxc8 30. c5 Re6 31. g4 Nf6 32. Nf4 d5 33. Nxe6 Nxe6 34. e5 Nd7 35. f4 Bg7 36. Bg3 b6 37. cxb6 Nxb6 38. Rc3 Bf8 39. Qc2 c5 40. bxc5 Nxc5 41. Bh4 Rd7 42. Bb5 Rc7 43. h3 Qa8 44. Kg1 Qa5 45. Rb1 d4 46. Rf3 Nd5 47. Bd8 Qa8 48. Bxc7 Nxc7 49. Rff1 Qa3 50. Kh2 Nd5 51. Qc4 Ne4 52. Qd3 Qxd3 53. Bxd3 Nd2 54. Rb7 Nxf1+ 55. Bxf1 Bg7 56. Rxf7 Nxf4 57. Bc4 1-0