Firebird 1.01

With default settings:
Null move verification = enabled
-----------------FireBird_101_w32-----------------
FireBird_101_w32 - Rybka 3 w32 : 3.5/8 0-1-7 (====0===)  44%   -42
-----------------Rybka 3 w32-----------------
Rybka 3 w32 - FireBird_101_w32 : 4.5/8 1-0-7 (====1===)  56%   +42

Null move verification = disabled
-----------------FireBird_101_w32-----------------
FireBird_101_w32 - Rybka 3 w32 : 7.0/11 4-1-6 (0=11==11===?)  64%  +100
-----------------Rybka 3 w32-----------------
Rybka 3 w32 - FireBird_101_w32 : 4.0/11 1-4-6 (1=00==00===?)  36%  -100

Null move verification decreases its strength. without that, it is very strong!