#bicycle_wheel__bicyclewheel  the wheel of a bicycle
  supertype:  #wheel  a simple machine consisting of a circular frame with spokes (or a solid disc) that can rotate on a shaft or axle (as in vehicles or other machines)
  part of:  #bicycle
  part:  #pneumatic_tire__pneumatictire__pneumatic_tyre__pneumatictyre  a tire made of reinforced rubber and filled with compressed air; used on motor vehicles and bicycles etc
     part:  #casing  the outermost covering of a pneumatic tire
     part:  #inner_tube__innertube  an inflatable rubber tube that fits inside the casing of a pneumatic tire
  part:  #spoke__radiu  support consisting of a radial member of a wheel joining the hub to the rim

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