//in case of omnipresent modules, there are the first ones to be declared OMNIPRESENT_MODULE //then, the original clusters are declared CLUSTER //all modules declared next belong to this cluster NODE NODE NODE NODE //next are declared the function calls and inheritance edges of the modules in this cluster //in case of weighted data, the weight will be declared after the modules names CALL_EDGE CALL_EDGE CALL_EDGE CALL_EDGE INHERITANCE_EDGE CLUSTER NODE NODE CALL_EDGE CALL_EDGE