Jonathan Borja Alvarez
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Asturias-ch U18a | ??/??/1998 | 109 | Spain |
| Asturias-ch U18b | ??/??/1998 | 289 | Spain |
| Once op 10th | ??/??/1997 | 204 | Spain |
Most Played Openings as White
| ECO | Opening | Games |
| B00 | King's pawn opening | 2 games |
| B44 | Sicilian defence | 1 games |
| A31 | English, symmetrical, Benoni formation | 1 games |
| B95 | Sicilian, Najdorf, 6...e6 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A00 | Polish (Sokolsky) opening | 1 games |
| A84 | Dutch defence | 1 games |
| A81 | Dutch defence | 1 games |
| B01 | Scandinavian (centre counter) defence | 1 games |


Spain