#rest  a support on which things can be put; "the gun was steadied on a special rest"
  supertype:  support.device  any device that bears the weight of another thing; "there was no place to attach supports for a shelf"
  subtype:  armrest  a support for the arm
     subtype:  arm.armrest  the part of an armchair or sofa that supports the elbow and forearm of a seated person
        subtype:  writing_arm  an arm of a tablet-armed chair; widened to provide a writing surface
  subtype:  chin_rest  a rest on which a violinist can place the chin
  subtype:  headrest  a rest for the head

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