Assertion: echinoderm's foot | /r/HasAspect | sucker
Facets:
value: on the ends
type: LOCATION
value: often
type: TEMPORAL
value: for holding prey
type: PURPOSE
Source sentences:
text: The feet have suckers on the ends.
text: Often the feet have suckers for holding prey or anchoring.
text: The feet have suckers on the ends.