#rider  a traveler who actively rides an animal (as a horse or camel)
  supertype:  #traveler__traveller  a person who changes location
  subtype:  #hang_glider.rider__hangglider  a rider of a hang glider
  subtype:  #horseman__equestrian__horseback_rider__horsebackrider  a man skilled in equitation
     subtype:  #picador  the horseman who pricks the bull with a lance early in the bullfight to goad the bull and to make it keep its head low
     subtype:  #broncobuster__buster  a person who breaks horses
     subtype:  #fox_hunter__foxhunter  a mounted hunter who follows the hounds in pursuit of a fox
     subtype:  #horsewoman  a woman horseman
     subtype:  #jockey  someone employed to ride horses in horse races
     subtype:  #postilion__postillion  someone who rides the near horse of a pair in order to guide the horses pulling a carriage (especially a carriage without a coachman)
     subtype:  #roughrider  a horseman skilled at breaking wild horses to the saddle
  subtype:  #pedaler__pedaller  a person who rides a pedal-driven vehicle (as a bicycle)
     subtype:  #cyclist__bicyclist__bicycler__wheeler  a person who rides a bicycle
        instance:  #Bernard_Hinault__Hinault  #Eddy_Merckx__Merckx
     subtype:  #unicyclist  a person who rides a unicycle

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