#ski_tow__skitow__ski_lift__skilift__lift  conveyance that carries skiers up a hill
  supertype:  conveyance.instrumentality__transport  something that serves as a means of transportation
  subtype:  chairlift__chair_lift__chairlift  a ski lift on which riders are seated
  subtype:  rope_tow  a ski tow offering only a moving rope to hold onto
  subtype:  surface_lift__surfacelift  a ski tow that pulls skiers up a slope without lifting them off the ground
     subtype:  T-bar  a surface lift where riders hold a bar and are pulled up the hill on their skis

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