Assertion: tractor | /r/HasProperty | designed
Facets:
value: for pulling heavy loads
type: PURPOSE
Source sentences:
text: Tractors are designed both for pulling heavy loads and powering implements attached to the back.
text: A tractor qualifies as an excepted vehicle if it is designed and constructed primarily for off-road use.
text: Tractors be designed and used solely for agriculture, horticulture or forestry work