#neural_network__neural_net  any network of neurons or nuclei that function together to perform some function in the body
  subtype:  reticular_formation  reticular_activating_system
  part of:  nervous_system
  supertype:  reticulum  any fine network (especially one in the body composed of cells or blood vessels)
     supertype:  network.system__web  an intricately connected system of things or people; "a network of spies"; "a web of intrigue"
        supertype:  system  a group of independent but interrelated elements comprising a unified whole; "a vast system of production and distribution and consumption keep the country going"
           supertype:  group__grouping  any number of entities (members) considered as a unit
              supertype:  collection  something gathering separated things (entities/situations)
                 supertype:  divisible_entity__divisibleentity  many classifications under this category are application-dependant
                    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:  divisible_thing__divisiblething
                       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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