JS. Roebers
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Lost Boys op | 07/26/2002 | 2328 | Netherlands |
| Lost Boys op | 08/10/2001 | 2340 | Netherlands |
| Lost Boys op | 08/05/2000 | 2311 | Netherlands |
| NED-ch op | ??/??/1985 | 558 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| A36 | English, symmetrical variation | 2 games |
| C18 | French, Winawer, advance variation | 1 games |
| C19 | French, Winawer, advance, 6...Ne7 | 1 games |
| C11 | French defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A10 | English opening | 2 games |
| A87 | Dutch, Leningrad, main variation | 2 games |
| A83 | Dutch, Staunton gambit, Staunton's line | 1 games |
| C44 | King's pawn game | 1 games |


Netherlands