Assertion: keel | /r/CapableOf | use forward motion of the boat
Facets:
value: to generate lift
type: PURPOSE
value: as an underwater foil
type: PURPOSE
Source sentences:
text: As an underwater foil, a keel uses the forward motion of the boat to generate lift to counteract the leeward force of the wind.
text: Keels use the forward motion of the boat to generate lift and to counteract the leeward force of the wind.