Assertion: hang glider's frame | /r/HasProperty | covered with synthetic sailcloth
Facets:
value: to form a wing
type: PURPOSE
Source sentences:
text: Most modern hang gliders are made of an aluminium alloy or composite frame covered with synthetic sailcloth to form a wing.
text: Most modern hang gliders are made of an aluminium alloy or composite frame covered with synthetic sailcloth to form a wing.