| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. J Barendregt vs Szabo |
| ½-½ | 11 | 1961 | Marianske Lazne Zonal | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 2. F J Perez vs F Henneberke |
| ½-½ | 23 | 1961 | Zevenaar | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 3. J Barendregt vs J Puig Laborda |
| ½-½ | 17 | 1962 | Hoogovens-B2 | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 4. F J Perez vs R Castagna |
| ½-½ | 59 | 1962 | Hoogovens-B1 | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 5. F J Perez vs Spassky |
| ½-½ | 36 | 1962 | Capablanca Memorial | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 6. P Puig Pulido vs B Kolvig |
| ½-½ | 33 | 1962 | Varna Olympiad Final-B | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 7. A Ginsberger vs I Szabo |
| ½-½ | 31 | 1963 | Romanian Championship | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 8. J Barendregt vs Robatsch |
| ½-½ | 27 | 1966 | Amsterdam IBM | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 9. O'Kelly vs Robatsch |
| ½-½ | 19 | 1966 | Palma de Mallorca | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 10. D Ciric vs K Honfi |
| ½-½ | 32 | 1966 | Reggio Emilia 1966/67 | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 11. I Bilek vs A Dueckstein |
| ½-½ | 13 | 1967 | EU-chT preliminary | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 12. Hort vs V Ciocaltea |
| ½-½ | 44 | 1967 | Halle Zonal | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 13. V Ciocaltea vs Portisch |
| ½-½ | 17 | 1967 | Halle Zonal | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 14. Fischer vs Smyslov |
 | ½-½ | 40 | 1967 | Monte Carlo | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 15. I Ryc vs J Augustin |
| ½-½ | 16 | 1967 | Czechoslovak Championship | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 16. D Minic vs Geller |
| ½-½ | 16 | 1967 | Yugoslavia - Soviet Union | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 17. D Minic vs Ivkov |
| ½-½ | 16 | 1967 | Yugoslavia - Soviet Union | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 18. Gipslis vs Geller |
| ½-½ | 16 | 1967 | Yugoslavia - Soviet Union | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 19. Robatsch vs Unzicker |
| ½-½ | 26 | 1967 | Maribor | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 20. J de Souza Mendes vs F Leite |
| ½-½ | 55 | 1967 | Brazilian Championship | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 21. Bagirov vs Keres |
| ½-½ | 16 | 1967 | 10th Soviet Team Championship Final-B | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 22. Kholmov vs Geller |
| ½-½ | 21 | 1967 | Solidarity Tournament | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 23. D B Pritchard vs P H Clarke |
| ½-½ | 57 | 1967 | British Championship | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 24. S Tatai vs Pachman |
| ½-½ | 21 | 1967 | Venice | C69 Ruy Lopez, Exchange, Gligoric Variation |
| 25. Gheorghiu vs Keres |
| ½-½ | 25 | 1967 | Winnipeg | C69 Ruy Lopez, Exchange, Gligoric Variation |
Kibitzing
