1 0 0 http://purl.obolibrary.org/obo/APOLLO_SV_00000068 simulation time step action specification 'simulation time step action specification' SubClassOf (http://purl.obolibrary.org/obo/BFO_0000050 some 'simulation software') and ('is about' some 'simulation of time step') 'simulation time step action specification' SubClassOf (http://purl.obolibrary.org/obo/BFO_0000050 some 'simulation software') and ('is about' some 'simulation of time step') and (http://purl.obolibrary.org/obo/OBI_0001938 some http://purl.obolibrary.org/obo/OBI_0001931)