Relation dolce#non-empty_universal__nonemptyuniversal__NEP (dolce#world,dolce#universal)
  supertype:  pm#concept_in_Dolce_Full (dolce#world,?)
     supertype:  pm#relation_from_a_world (dolce#world,*)
        supertype:  pm#relation_using_a_world_as_argument (dolce#world,*)
           supertype:  pm#relation_with_particular_property (*)  this rather fuzzy type permits to group categorization schemes less common than those covered by the previous sibling categories
              supertype:  pm#relation__related_thing__relatedthing___related_with (*)  type for any relation (unary, binary, ..., *-ary) and instance of pm#relation_type


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