[Event "San Antonio IT"]
[Round "10"]
[Site "San Antonio"]
[Date "1972"]
[White "Kaplan, Julio P"]
[WhiteElo "2470"]
[Black "Portisch, Lajos"]
[BlackElo "2640"]
[Result "0-1"]
[ECO "B92"]
[Opening "Sicilian, Najdorf, Opocensky Variation (6.Be2)"]
 1. e4   c5
 2. Nf3  d6
 3. d4   cxd4
 4. Nxd4 Nf6
 5. Nc3  a6
 6. Be2  e6
 7. f4   Qc7
 8. O-O  Be7
 9. Kh1  Nc6
10. Be3  O-O
11. a4   Kh8
12. Qe1  Bd7
13. Qg3  b6
14. Nf3  Nb4
15. Bd3  Nxd3
16. cxd3 b5
17. e5   dxe5
18. fxe5 Ng8
19. axb5 Bxb5
20. Nxb5 axb5
21. Rxa8 Rxa8
22. Nd4  Qd7
23. h3   f5
24. Rc1  Ra4
25. Qf2  Bf8
26. Nf3  Ra8
27. Bc5  Rc8
28. d4   Ne7
29. Ra1  Nc6
30. Qe2  Bxc5
31. dxc5 Nb4
32. Rd1  Nd5
33. b4   Ra8
34. Qd2  h6
35. Nd4  Rd8
36. c6   Qc8
37. Nxb5 Qxc6
38. Nd6  Rf8
39. Rc1  Qa8
40. b5   f4
41. Qc2  Qa3
42. Rg1  Qg3
43. Ne4  Qe3
44. Qc5  Rf5
45. Qxe3 fxe3
46. Nd6  Rf4
47. Re1  Rb4
48. g3   Kg8
49. Kg2  g5
50. g4   Nf4+
51. Kf3  e2
52. Ra1  Rb3+
53. Kf2  Rb2
54. Ra8+ Kg7
55. Ra7+ 
0-1