| event | round | table | player one | result | player two |
| 1998 World Championship | 16 | 13 | O'Mahoney-Schwartz, Steven (1583) | Won 2-0 | Kuhn, Janosch (1609) |
| Pro Tour New York 1999 | 7 | 16 | O'Mahoney-Schwartz, Steven (1822) | Draw 1-1 | Kuhn, Janosch (1718) |
| Pro Tour New York 1999 | 8 | 24 | O'Mahoney-Schwartz, Steven (1820) | Draw 1-1 | Kuhn, Janosch (1720) |
| 1999 World Championship | 7 | 22 | O'Mahoney-Schwartz, Steven (1772) | Won 0-0 | Kuhn, Janosch (1713) |
| Grand Prix Manchester 2000 | 5 | 17 | O'Mahoney-Schwartz, Steven (1783) | Won 2-0 | Kuhn, Janosch (1831) |