Mar del Plata op
Mar del Plata 1988
| Date | Players | Type | Elo Average | Games | Rounds |
| 1988 | 85 | Swiss | 1656 | 103 | 9 |
Mar del Plata op Games
| White | Black | Result | Round | Date | Opening | View |
| Trincado, J | Mahia, G | 0-1  |
9 | 1988 | B07 Pirc defence |   |
| Urday Caceres, H | Panno, O | 0-1 |
9 | 1988 | B33 Sicilian defence |   |
| Valiente, C | Giardelli, S | ½-½ |
9 | 1988 | B15 Caro-Kann defence | |