Assertion: clincher's tube | /r/HasProperty | stitched under main portion of the tire
Facets:
value: in order to achieve a lighter tire
type: PURPOSE
Source sentences:
text: Tubular: These include an inner tube that is stitched under the main portion of the tire in order to achieve a lighter tire.
text: These include an inner tube that is stitched under the main portion of the tire in order to achieve a lighter tire.