| event | round | table | player one | result | player two |
| Grand Prix Munich 2003 | 11 | 12 | Karsten, Frank (1838) | Lost 1-2 | Lybaert, Marijn (1592) |
| Grand Prix Munich 2003 | 14 | 13 | Karsten, Frank (1829) | Lost 0-2 | Lybaert, Marijn (1620) |
| Grand Prix Hasselt 2006 | 4 | 43 | Karsten, Frank (2107) | Won 2-0 | Lybaert, Marijn (1712) |