Jean Costa
| White | Black | |
|---|---|---|
| Branko Damljanovic | Jean Costa | View |
| V. Smyslov | Jean Costa | View |
| Daniel Summermatter | Jean Costa | View |
| Joseph G. Gallagher | Jean Costa | View |
| V. Gavrikov | Jean Costa | View |
| Marek Vokac | Jean Costa | View |
| Jean Costa | J. Klinger | View |
| Jean Costa | Sergey Kishnev | View |
| Harald Herndl | Jean Costa | View |
| Fabrice Delay | Jean Costa | View |
| Carlo D'Amore | Jean Costa | View |
| Jean Costa | Attila Groszpeter | View |
| Maia Chiburdanidze | Jean Costa | View |
| Jean Costa | Tibor Tolnai | View |
| Jean Costa | Kevin Spraggett | View |
| Nana Ioseliani | Jean Costa | View |
| D. Ilic | Jean Costa | View |
| Jean Costa | Claude Landenbergue | View |
| Jean Costa | Fabrizio Bellia | View |
| Dragan Barlov | Jean Costa | View |