#perfective_aspect__perfective  the aspect of a verb that expresses a completed completed action
  supertype:  aspect.grammatical_relation  the beginning or duration or completion or repetition of the action of a verb
     supertype:  grammatical_relation__grammaticalrelation  a linguistic relation established by grammar
        supertype:  linguistic_relation  a relation between linguistic forms or constituents
           supertype:  relation  an abstraction belonging to or characteristic of two entities or parts together
              supertype:  thing_that_can_be_seen_as_a_relation  usable as relation type
                 supertype:  thing_playing_some_role  category to classify things according to roles/viewpoints; classification under this category is application-dependant
                    supertype:  thing__something___T__t___3D_or_4D_thing_or_anything_else  any category (type or individual) is instance of this type; any type is also a subtype of this type

No statement uses or specializes perfective_aspect; click here to add one.