Assertion: turkey's feather | /r/ObjectUse | used for display
Facets:
value: for added speed
type: PURPOSE
value: for thrust
type: PURPOSE
value: for covering their nests
type: PURPOSE
Source sentences:
text: The feathers of the flightless Velociraptor may have been used for display, for covering their nests while brooding, or for added speed and thrust when running up inclined slopes.