| event | round | table | player one | result | player two |
| 1998 World Championship | 12 | 7 | O'Mahoney-Schwartz, Steven (1577) | Lost 0-0 | Slemr, Jakub (1711) |
| Pro Tour London 1999 | 7 | 37 | O'Mahoney-Schwartz, Steven (1806) | Won 2-0 | Slemr, Jakub (1844) |
| 2000 World Championship | 9 | 19 | O'Mahoney-Schwartz, Steven (1794) | Lost 1-2 | Slemr, Jakub (1889) |