#sofa__couch__lounge  an upholstered seat for more than one person
  supertype:  seat.article_of_furniture  furniture that is designed for sitting on; "there were not enough seats for all the guests"
  subtype:  sofa_bed__convertible  a sofa that can be converted into a bed
     subtype:  davenport  a large sofa usually convertible into a bed
        subtype:  chesterfield.davenport  an overstuffed davenport with upright armrests
     subtype:  studio_couch__day_bed__daybed  convertible consisting of an upholstered couch that that can be converted into a double bed
  subtype:  daybed__divan_bed__divanbed  an armless couch; a seat by day and a bed by night
  subtype:  divan  a long backless sofa (usually with pillows against a wall)
  subtype:  love_seat__tete-a-tete__vis-a-vis  small sofa that seats two people
  subtype:  settee  a small sofa
  subtype:  squab.sofa  a soft padded sofa

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