1.
Nf3
d5
2.
c4
c6
3.
d4
Nf6
4.
Nc3
e6
5.
e3
Nbd7
6.
Bd3
dxc4
7.
Bxc4
b5
8.
Be2
a6
9.
e4
c5
10.
e5
cxd4
11.
Qxd4
Bc5
12.
Qf4
Ng8
13.
Qg4
Kf8
14.
O-O
Ne7
15.
a4
b4
16.
Ne4
Nd5
17.
Nxc5
Nxc5
18.
Bg5
Qd7
19.
Bc4
a5
20.
Qd4
Na6
21.
Bxd5
exd5
22.
e6
fxe6
23.
Ne5
Qe8
24.
f4
Kg8
25.
Rac1
h6
26.
Bh4
Bd7
27.
b3
h5
28.
Rfe1
Kh7
29.
f5
Rf8
30.
Nxd7
Qxd7
31.
fxe6
Qa7
32.
Qxa7
Rxa7
33.
e7
Re8
34.
Re5
Rd7
35.
Rxh5+
Kg8
36.
Rf5
Nc7
37.
Rcf1
Ne6
38.
Rd1
Nc5
39.
Rdxd5
Rxd5
40.
Rxd5
Nxb3
41.
Kf2
Kf7
42.
Ke3
Ke6
43.
Ke4
Nc1
44.
Rxa5
Ne2
45.
Re5+
Kd7
46.
Rd5+
Ke6
47.
Rd8
Kf7
48.
Kd3
Nf4+
49.
Kc4
Nxg2
50.
Bg5
Ne1
51.
a5
Nf3
52.
Rxe8
Kxe8
53.
a6
1-0
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Event
Site
Nathanya
Date
1975.06.08
Round
11
White
Black
Lederman, Leon S
Result
1-0
Score
[Event "Nathanya-12 Group A"] [Site "Nathanya"] [Date "1975.06.08"] [Round "11"] [White "Najdorf, Miguel"] [Black "Lederman, Leon S"] [Result "1-0"] 1. Nf3 d5 2. c4 c6 3. d4 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Be2 a6 9. e4 c5 10. e5 cxd4 11. Qxd4 Bc5 12. Qf4 Ng8 13. Qg4 Kf8 14. O-O Ne7 15. a4 b4 16. Ne4 Nd5 17. Nxc5 Nxc5 18. Bg5 Qd7 19. Bc4 a5 20. Qd4 Na6 21. Bxd5 exd5 22. e6 fxe6 23. Ne5 Qe8 24. f4 Kg8 25. Rac1 h6 26. Bh4 Bd7 27. b3 h5 28. Rfe1 Kh7 29. f5 Rf8 30. Nxd7 Qxd7 31. fxe6 Qa7 32. Qxa7 Rxa7 33. e7 Re8 34. Re5 Rd7 35. Rxh5+ Kg8 36. Rf5 Nc7 37. Rcf1 Ne6 38. Rd1 Nc5 39. Rdxd5 Rxd5 40. Rxd5 Nxb3 41. Kf2 Kf7 42. Ke3 Ke6 43. Ke4 Nc1 44. Rxa5 Ne2 45. Re5+ Kd7 46. Rd5+ Ke6 47. Rd8 Kf7 48. Kd3 Nf4+ 49. Kc4 Nxg2 50. Bg5 Ne1 51. a5 Nf3 52. Rxe8 Kxe8 53. a6 1-0