| page 1 of 12; games 1-25 of 288 |
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| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Tringov vs Portisch |
| ½-½ | 63 |
1955 |
Wch U20 final-A | B88 Sicilian, Fischer-Sozin Attack |
| 2. K Honfi vs Portisch |
| 1-0 | 37 |
1957 |
HUN-ch 12th | B28 Sicilian, O'Kelly Variation |
| 3. Aitken vs Portisch |
| 0-1 | 50 |
1958 |
13th olm qual. group 3 | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 4. A Tarnowski vs Portisch |
| ½-½ | 67 |
1958 |
13th olm final B | B41 Sicilian, Kan |
| 5. K Darga vs Portisch |
| 0-1 | 26 |
1958 |
Hastings 5859 | B43 Sicilian, Kan, 5.Nc3 |
| 6. J Enevoldsen vs Portisch |
| 0-1 | 36 |
1958 |
Munchen | B41 Sicilian, Kan |
| 7. A Dueckstein vs Portisch |
| 0-1 | 41 |
1959 |
Ostrig | B43 Sicilian, Kan, 5.Nc3 |
| 8. Simagin vs Portisch |
| ½-½ | 73 |
1959 |
Moscow | B40 Sicilian |
| 9. Beni vs Portisch |
| ½-½ | 25 |
1959 |
Balatonfured | B28 Sicilian, O'Kelly Variation |
| 10. Vasiukov vs Portisch |
| ½-½ | 18 |
1959 |
Moscow | B43 Sicilian, Kan, 5.Nc3 |
| 11. K Honfi vs Portisch |
 | 0-1 | 56 |
1959 |
Balatonfured | B40 Sicilian |
| 12. E Walther vs Portisch |
| 0-1 | 41 |
1960 |
Madrid | B43 Sicilian, Kan, 5.Nc3 |
| 13. W Heidenfeld vs Portisch |
| ½-½ | 26 |
1960 |
Madrid | B22 Sicilian, Alapin |
| 14. J Penrose vs Portisch |
| ½-½ | 40 |
1960 |
Madrid | B42 Sicilian, Kan |
| 15. J Durao vs Portisch |
| 0-1 | 34 |
1960 |
Madrid | B41 Sicilian, Kan |
| 16. R Toran Albero vs Portisch |
| 0-1 | 36 |
1961 |
Oberhausen | B93 Sicilian, Najdorf, 6.f4 |
| 17. Szabo vs Portisch |
| 0-1 | 49 |
1961 |
Ungarn | B36 Sicilian, Accelerated Fianchetto |
| 18. Tal vs Portisch |
 | 1-0 | 41 |
1961 |
Oberhausen | B32 Sicilian |
| 19. J Pogats vs Portisch |
| 0-1 | 35 |
1962 |
Asztalos mem 5th | B42 Sicilian, Kan |
| 20. Teschner vs Portisch |
| 0-1 | 48 |
1962 |
Stockholm | B42 Sicilian, Kan |
| 21. Stein vs Portisch |
 | 1-0 | 21 |
1962 |
Stockholm | B42 Sicilian, Kan |
| 22. Fischer vs Portisch |
 | ½-½ | 41 |
1962 |
Varna ol final | B41 Sicilian, Kan |
| 23. B Kolvig vs Portisch |
| 0-1 | 36 |
1962 |
Varna | B43 Sicilian, Kan, 5.Nc3 |
| 24. R Bogdanovic vs Portisch |
| ½-½ | 18 |
1962 |
Sarajevo | B41 Sicilian, Kan |
| 25. Robatsch vs Portisch |
| 0-1 | 59 |
1962 |
Varna | B42 Sicilian, Kan |
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| page 1 of 12; games 1-25 of 288 |
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Secrets of Opening Surprises
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