#public_knowledge__general_knowledge__generalknowledge  knowledge that is available to anyone
  supertype:  description_content (pm)  cognition
  subtype:  common_knowledge  something generally known to everyone
     subtype:  ancient_history__ancienthistory  knowledge of some recent fact or event that has become so commonly known that it has lost its original pertinence
  subtype:  light.public_knowledge  public awareness; "it brought the scandal to light"
  subtype:  open.public_knowledge__surface  information that has become public; "all the reports were out in the open"; "the facts had been brought to the surface"

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