R. Ortega
| White | Black | |
|---|---|---|
| R. Ortega | Meliton Borja | View |
| R. Ortega | S. Garcia Martinez | View |
| Karl Robatsch | R. Ortega | View |
| Eldis Cobo Arteaga | R. Ortega | View |
| Wolfgang Uhlmann | R. Ortega | View |
| Hector Rossetto | R. Ortega | View |
| R. Ortega | H. Donner | View |
| R. Ortega | Hugo Santa Cruz | View |
| Nikola Padevsky | R. Ortega | View |
| R. Ortega | Carlos Bielicki | View |
| R. Ortega | Rene Letelier Martner | View |
| R. Ortega | V. Smyslov | View |
| Klaus Darga | R. Ortega | View |
| R. Ortega | Lajos Portisch | View |
| Mijo Udovcic | R. Ortega | View |
| Robert G Wade | R. Ortega | View |
| R. Ortega | Ludek Pachman | View |
| Eleazar Jimenez Zerquera | R. Ortega | View |
| R. Ortega | Gideon Stahlberg | View |
| Alberic O'Kelly de Galway | R. Ortega | View |