| event | round | table | player one | result | player two |
| 2005 World Championship | 18 | 3 | Karsten, Frank (2113) | ID | Coimbra, Andre (1832) |
| Grand Prix Malmo 2006 | 8 | 1 | Karsten, Frank (2092) | Lost 0-2 | Coimbra, Andre (1803) |
| Grand Prix Dallas 2007 | 10 | 21 | Karsten, Frank (1907) | Won 2-0 | Coimbra, Andre (2009) |
| Grand Prix Singapore 2007 | 4 | 42 | Karsten, Frank (1923) | Draw 1-1 | Coimbra, Andre (1975) |