#classified_stock  common stock classified as A or B where A has certain advantages (e.g., voting power) that B does not
  supertype:  common_stock__common_shares__ordinary_shares  stock other than preferred stock
     supertype:  stock  the capital raised by a corporation through the issue of shares entitling holders to partial ownership; "he owns a controlling share of the company's stock"
        supertype:  working_capital__capital  assets available for use in the production of further assets
           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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