Assertion: bicycle's wheel | /r/HasProperty | tricycle
Facets:
Source sentences:
text: These new machines had three wheels (tricycles) or four (quadracycles) and came in a very wide variety of designs, using pedals, treadles, and hand-cranks, but these designs often suffered from high weight and high rolling resistance.
text: Ultimate wheel , a unicycle with no frame or seat, just a wheel and pedals.