#demo__demonstration  a visual presentation showing how something works; "the lecture was accompanied by dramatic demonstrations"
  supertype:  visual_communication  communication that relies on vision
  subtype:  display.demo__show  something intended to communicate a particular impression; "made a display of strength"; "a show of impatience"; "a good show of looking interested"
     subtype:  gaudery  cheap or pretentious display
  subtype:  reflexion__expression__manifestation__reflection  expression without words; "tears are an expression of grief"; "the pulse is a reflection of the heart's condition"
     subtype:  act.reflexion  a manifestation of insincerity; "he put on quite an act for her benefit"
     subtype:  outburst__effusion__gush  an unrestrained expression of emotion
        subtype:  cry.outburst  a fit of weeping; "had a good cry"
        subtype:  acting_out.outburst__actingout  a (usually irritating) impulsive and uncontrollable outburst by a problem child or a neurotic adult
  subtype:  exemplification__illustration  showing by example

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