| event | round | table | player one | result | player two |
| Grand Prix Munich 2003 | 4 | 83 | Summersberger, Helmut (1862) | Draw 1-1 | Kapalas, Georgios (1715) |
| Grand Prix Rimini 2004 | 10 | 22 | Summersberger, Helmut (1819) | Won 2-1 | Kapalas, Georgios (1823) |
| Grand Prix Barcelona 2006 | 3 | 12 | Summersberger, Helmut (1995) | Won 2-0 | Kapalas, Georgios (1896) |