#chair  a seat for one person, with a support for the back
  supertype:  #seat.article_of_furniture  furniture that is designed for sitting on; "there were not enough seats for all the guests"
  subtype:  #armchair  #barber_chair  #chaise_longue  #Eames_chair  #fighting_chair  #folding_chair  #highchair  #ladder-back_chair  #lawn_chair  #rocking_chair  #straight_chair  #swivel_chair  #tablet-armed_chair  #throne.chair  #wheelchair
  part:  #backrest__back  a support that you can lean against while sitting; "the back of the dental chair was adjustable"
  part:  #leg.support  one of the supports for a piece of furniture

No statement uses or specializes #chair; click here to add one.