#social_activity  activity considered appropriate on social occasions
  supertype:  #group_action__groupaction  action taken by a group of people
  subtype:  #association.social_activity  the act of consorting with or joining with others; "you cannot be convicted of criminal guilt by association"
     subtype:  #fraternization__fraternisation  associating with others in a brotherly or friendly way; especially with an enemy
     subtype:  #affiliation  the act of becoming formally connected or joined: "welcomed the affiliation of the research center with the university"
        subtype:  #reaffiliation  affiliation anew
  subtype:  #mingling  the action of people mingling and coming into contact; "all the random mingling and idle talk made him hate literary parties"

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