It appears that this engine was fine tuned to optimised result. You remember the first version of Umko? It only solves epd's and it can't play with other engines until author corrected the bug and released the next version.
http://sites.google.com/site/strategict ... st-results
1000 Positions
10 seconds per position
Hardware: Q6600, 32 bits, 2 GB RAM, 2.4 GHZ. Arena 2.01 GUI.