Assertion: fiddler crab | /r/CapableOf | use major claw
Facets:
value: to perform a waving display
type: PURPOSE
Source sentences:
text: Male fiddler crabs use the major claw to perform a waving display as a form of female courtship.
text: Male fiddler crabs use the major claw to perform a waving display as a form of female courtship.