Rio de Janeiro op
Rio de Janeiro 1998
| Date | Players | Type | Elo Average | Games | Rounds |
| 1998 | 33 | Swiss | 1170 | 105 | 7 |
Rio de Janeiro op Games
| White | Black | Result | Round | Date | Opening | View |
| Rios, A | Alvarez Marquez, J | 0-1  |
7 | 1998 | B90 Sicilian, Najdorf |   |
| Silva, K | Ferreira, C | 1-0 |
7 | 1998 | C50 King's pawn game |   |
| Socko, M | Toth, A | ½-½ |
7 | 1998 | E99 King's Indian, orthodox, Aronin-Taimanov, main line | |
| Vescovi, G | Peralta, F | 1-0 |
7 | 1998 | B70 Sicilian, dragon variation | |
| Zapata Campos, K | Silva, N | 0-1 |
7 | 1998 | B43 Sicilian, Kan, 5.Nc3 | |