| event | round | table | player one | result | player two |
| Grand Prix Nashville 2010 | 16 | 20 | Kolos, John (1912) | ID | Stark, Ben S (2042) |
| 2010 World Championship | 12 | 39 | Kolos, John (1938) | Won 2-0 | Stark, Ben S (2053) |
| 2010 World Championship | 18 | 61 | Kolos, John (1892) | Won 2-0 | Stark, Ben S (1991) |
| Pro Tour Paris 2011 | 6 | 169 | Kolos, John (1999) | Lost 1-2 | Stark, Ben S (2124) |
| Grand Prix Baltimore 2012 | 14 | 28 | Kolos, John (1875) | Won 2-1 | Stark, Ben S (2000) |