R. Jonathan
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Wch U16 | ??/??/1994 | 862 | Hungary |
Most Played Openings as White
| ECO | Opening | Games |
| E90 | King's Indian, 5.Nf3 | 1 games |
| C17 | French, Winawer, advance variation | 1 games |
| C02 | French, advance variation | 1 games |
| B00 | King's pawn opening | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B76 | Sicilian, dragon, Yugoslav attack, 7...O-O | 2 games |
| B30 | Sicilian defence | 1 games |
| A57 | Benko gambit | 1 games |


Hungary