You needs either
-    the packed file OBFS****.* containg all components of OBOLUS
or
-    the packed files OBSS****.* and OBSG****.*, both containing one
     component of the whole OBOLUS-system.

Don't unpack neither the one nor the others on a disk, because the reached
size will be to large.

Karsten Reincke
Schlossstrasse 83
49080 Osnabrueck
email: kreincke@cl-ki.uni-osnabrueck.de