Ruffian
Ruffian by Per-Ola Valfridsson, Sweden

Interview with Perola Valfridsson
| 2003, CCT-5 Internet Champion | 7/9 points, ranking 1 of 45 |
| 2003, 23rd Dutch Open, Champion | 8.5/11 points, ranking 1 of 14 |
| 2004, CCT-6 Internet | 6.5/9 points, ranking 4 of 54 |
| 2004, 04th Int. CSVN tournament | 6.0/9 points, ranking 3 of 16 |
Arena Chess GUI for Linux and Windows