Assertion: traditional wheelchair | /r/MadeOf | two larger wheels
Facets:
value: at the rear of the chair
type: LOCATION
value: to allow forward propulsion
type: PURPOSE
Source sentences:
text: The traditional wheelchair (or day-chair) design consists of two larger wheels at the rear of the chair to allow forward propulsion via the push-rims, and two small smaller wheels at the front of the chair to provide stability.