#preference  grant of favor or advantage to one over another (esp to a country or countries in matters of international trade such as levying duties)
  supertype:  advantage__vantage  the quality of having a superior or more favorable position; "he experience gave him the advantage over me"
     supertype:  asset__plus  a useful or valuable quality
        supertype:  good_point__goodness__good  that which is good or valuable or useful: "weigh the good against the bad"; "among the highest goods of all are happiness and self-realization"
           supertype:  owned_entity__ownedentity
              supertype:  entity_playing_some_role  e.g., an agent, an owner
                 supertype:  entity  something that can be "involved" in a situation
                    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
                 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

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