J. Kuffer
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Gent op 17th | ??/??/1994 | 797 | Belgium |
| WchT U26 | ??/??/1991 | 1595 | Mexico |
| St Ingbert op | 08/??/1990 | 647 | Germany |
| St Ingbert op | 08/??/1989 | 738 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| A24 | English, Bremen system with ...g6 | 2 games |
| A05 | Reti opening | 1 games |
| E60 | King's Indian defence | 1 games |
| E63 | King's Indian, fianchetto, Panno variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B79 | Sicilian, dragon, Yugoslav attack, 12.h4 | 3 games |
| B00 | King's pawn opening | 2 games |
| E12 | Queen's Indian defence | 1 games |
| D11 | Queen's Gambit Declined Slav, 3.Nf3 | 1 games |


Belgium
Mexico
Germany