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