Osvaldo Prior
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Villa Ballester op | ??/??/1991 | 620 |  Argentina |
Most Played Openings as White
| ECO | Opening | Games |
Most Played Openings as Black
| ECO | Opening | Games |
| B30 | Sicilian defence | 1 games |
| Name: | Osvaldo Prior |
| Federation: |  |
| Years: | 1991 - 1991 |
| Total Games: | 1 |
| Wins: | 0 (0 %) |
| Draws: | 0 (0 %) |
| Losses: | 1 (100 %) |
| Score: | 0 % |
Games played by Osvaldo Prior
| White | ELO W | Black | ELO B | Result | Moves | ECO | Date | Tournament | View |
| Verdejo, J | Prior, O | 1-0  |
19 | B30 | 1991 | Villa Ballester op |
|