| page 1 of 2; games 1-25 of 35 |
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| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. R Bogdanovic vs Ivkov |
| ½-½ | 21 |
1955 |
Novi Sad | C97 Ruy Lopez, Closed, Chigorin |
| 2. F Benko vs Ivkov |
| 0-1 | 42 |
1955 |
Buenos Aires | C97 Ruy Lopez, Closed, Chigorin |
| 3. Smyslov vs Ivkov |
| ½-½ | 36 |
1955 |
Zagreb | C97 Ruy Lopez, Closed, Chigorin |
| 4. Bronstein vs Ivkov |
| ½-½ | 27 |
1956 |
Olympiad | C97 Ruy Lopez, Closed, Chigorin |
| 5. Tal vs Ivkov |
 | 1-0 | 33 |
1956 |
Uppsala | C97 Ruy Lopez, Closed, Chigorin |
| 6. Schmid vs Ivkov |
| ½-½ | 32 |
1956 |
YUG-GER | C97 Ruy Lopez, Closed, Chigorin |
| 7. Bradvarevic vs Ivkov |
| ½-½ | 72 |
1957 |
Sombor | C97 Ruy Lopez, Closed, Chigorin |
| 8. Schmid vs Ivkov |
| 1-0 | 42 |
1957 |
EU-chT Vienna\\Baden | C97 Ruy Lopez, Closed, Chigorin |
| 9. Korchnoi vs Ivkov |
| 0-1 | 60 |
1958 |
Zagreb | C97 Ruy Lopez, Closed, Chigorin |
| 10. Vukcevich vs Ivkov |
| ½-½ | 16 |
1958 |
YUG-ch 13th | C97 Ruy Lopez, Closed, Chigorin |
| 11. N Padevsky vs Ivkov |
| ½-½ | 70 |
1959 |
Dresden | C97 Ruy Lopez, Closed, Chigorin |
| 12. F Olafsson vs Ivkov |
| ½-½ | 36 |
1960 |
Buenos Aires | C97 Ruy Lopez, Closed, Chigorin |
| 13. Keres vs Ivkov |
| 1-0 | 33 |
1961 |
Bled | C97 Ruy Lopez, Closed, Chigorin |
| 14. Stein vs Ivkov |
| ½-½ | 22 |
1962 |
Lvov URS-YUG | C97 Ruy Lopez, Closed, Chigorin |
| 15. Parma vs Ivkov |
| ½-½ | 44 |
1962 |
Vrnjacka Banja | C97 Ruy Lopez, Closed, Chigorin |
| 16. Geller vs Ivkov |
 | 1-0 | 65 |
1963 |
Havanna | C97 Ruy Lopez, Closed, Chigorin |
| 17. Shamkovich vs Ivkov |
| ½-½ | 31 |
1963 |
Sarajevo | C97 Ruy Lopez, Closed, Chigorin |
| 18. P Trifunovic vs Ivkov |
| ½-½ | 41 |
1963 |
Halle zt ,MCL 02 | C97 Ruy Lopez, Closed, Chigorin |
| 19. Matulovic vs Ivkov |
| 0-1 | 42 |
1964 |
Belgrade | C97 Ruy Lopez, Closed, Chigorin |
| 20. A Medina-Garcia vs Ivkov |
| 0-1 | 72 |
1966 |
Palma de Mallorca | C97 Ruy Lopez, Closed, Chigorin |
| 21. Geller vs Ivkov |
| 1-0 | 58 |
1967 |
Budapest | C97 Ruy Lopez, Closed, Chigorin |
| 22. F Kuijpers vs Ivkov |
| 0-1 | 50 |
1968 |
Amsterdam | C97 Ruy Lopez, Closed, Chigorin |
| 23. Geller vs Ivkov |
| 1-0 | 79 |
1969 |
Skopje | C97 Ruy Lopez, Closed, Chigorin |
| 24. Jansa vs Ivkov |
| ½-½ | 19 |
1969 |
Polanica Zdroj | C97 Ruy Lopez, Closed, Chigorin |
| 25. Kavalek vs Ivkov |
| ½-½ | 41 |
1970 |
Wijk aan Zee | C97 Ruy Lopez, Closed, Chigorin |
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| page 1 of 2; games 1-25 of 35 |
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Secrets of Opening Surprises
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