Sergio Arrese
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| ARG-ch U20 | ??/??/1991 | 688 | Argentina |
Most Played Openings as White
| ECO | Opening | Games |
| C42 | Petrov's defence | 1 games |
| A67 | Benoni, Taimanov variation | 1 games |
| D36 | Queen's Gambit Declined, exchange, positional line, 6.Qc2 | 1 games |
| E32 | Nimzo-Indian, classical variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C55 | Two knights defence | 1 games |
| D13 | Queen's Gambit Declined Slav, exchange variation | 1 games |
| B50 | Sicilian | 1 games |
| B12 | Caro-Kann defence | 1 games |


Argentina