#principal_sum__principalsum__principal__corpus  capital as contrasted with the income derived from it
  supertype:  capital  wealth in the form of money or property owned by a person or business and human resources of economic value
     supertype:  assets  anything of material value or usefulness
        supertype:  possession  anything owned or possessed
           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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