lis#physical_object  possible_individual that is a distribution of matter, energy, or both; click here for details
  subtype:  lis#stream
  similar_to:  pm#physical_entity
  supertype:  lis#possible_individual  something that exists in space and time; click here for details
     supertype:  lis#thing  anything that is or may be thought about or perceived; click here for details
        supertype:  4D#thing  an object seen from a 3D (or perdurantist) perspective; click here and here for details
           supertype:  pm#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:  sumo#physical__physical_thing  an entity that has a location in space-time; locations are themselves understood to have a location in space-time; click here for more details on the identical category sowa#physical_thing
        supertype:  pm#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 lis#physical_object; click here to add one.


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