| page 1 of 1; games 1-25 of 25 |
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| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Portisch vs I Bilek |
| 0-1 | 51 |
1955 |
HUN-ch 11th | B40 Sicilian |
| 2. Portisch vs I Bilek |
 | 1-0 | 32 |
1957 |
HUN-ch 12th | E25 Nimzo-Indian, Samisch |
| 3. Portisch vs I Bilek |
| ½-½ | 13 |
1959 |
Balatonfured | A35 English, Symmetrical |
| 4. I Bilek vs Portisch |
| ½-½ | 15 |
1962 |
Sarajevo | E97 King's Indian |
| 5. I Bilek vs Portisch |
| ½-½ | 15 |
1962 |
Sarajevo | E67 King's Indian, Fianchetto |
| 6. Portisch vs I Bilek |
| ½-½ | 21 |
1962 |
Stockholm Interzonal | C93 Ruy Lopez, Closed, Smyslov Defense |
| 7. I Bilek vs Portisch |
| ½-½ | 15 |
1962 |
Ungarn | D26 Queen's Gambit Accepted |
| 8. Portisch vs I Bilek |
| ½-½ | 22 |
1963 |
Ungarn | C77 Ruy Lopez |
| 9. I Bilek vs Portisch |
| ½-½ | 30 |
1964 |
Ungarn | A36 English |
| 10. I Bilek vs Portisch |
| ½-½ | 30 |
1964 |
Amsterdam Interzonal | A07 King's Indian Attack |
| 11. I Bilek vs Portisch |
| ½-½ | 17 |
1965 |
Ungarn | E19 Queen's Indian, Old Main line, 9.Qxc3 |
| 12. I Bilek vs Portisch |
| ½-½ | 18 |
1966 |
Memorial L.Toth | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 13. Portisch vs I Bilek |
| ½-½ | 21 |
1967 |
Sousse Interzonal | A42 Modern Defense, Averbakh System |
| 14. Portisch vs I Bilek |
| 1-0 | 41 |
1967 |
Moscow | A21 English |
| 15. Portisch vs I Bilek |
| ½-½ | 15 |
1968 |
Ungarn | D26 Queen's Gambit Accepted |
| 16. Portisch vs I Bilek |
| 0-1 | 55 |
1971 |
Hungary | A30 English, Symmetrical |
| 17. I Bilek vs Portisch |
| ½-½ | 41 |
1972 |
Teesside | A15 English |
| 18. Portisch vs I Bilek |
| 1-0 | 24 |
1975 |
Ch Hungary | E41 Nimzo-Indian |
| 19. I Bilek vs Portisch |
| 0-1 | 40 |
1975 |
Budapest | A20 English |
| 20. Portisch vs I Bilek |
| 1-0 | 25 |
1978 |
Ungarn | B06 Robatsch |
| 21. I Bilek vs Portisch |
| 1-0 | 41 |
1985 |
Hungary | A07 King's Indian Attack |
| 22. I Bilek vs Portisch |
 | 1-0 | 35 |
1986 |
It (cat.7) | A00 Uncommon Opening |
| 23. Portisch vs I Bilek |
| 1-0 | 60 |
1987 |
Ch Hungary (team) | A04 Reti Opening |
| 24. I Bilek vs Portisch |
| ½-½ | 25 |
1992 |
Budapest | B21 Sicilian, 2.f4 and 2.d4 |
| 25. I Bilek vs Portisch |
| ½-½ | 38 |
1993 |
Ch Hungary (team) | A36 English |
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| page 1 of 1; games 1-25 of 25 |
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