Assertion: bicycle's wheel | /r/HasProperty | the norm
Facets:
value: on extreme triathlon bicycles
type: LOCATION
Source sentences:
text: BMX bikes are specially designed bicycles that usually have 16 to 24-inch wheels (the norm being the 20-inch wheel), which originated in the state of California in the early 1970s when teenagers imitated their motocross heroes on their bicycles.
text: Wheels of this type, of composite materials rather than of sheet metal, now are the norm on extreme triathlon bicycles.