Assertion: crustacean's appendage | /r/CapableOf | antennae mouth-parts
Facets:
value: for collecting information
type: PURPOSE
Source sentences:
text: In some segments of all known arthropods the appendages have been modified, for example to form gills, mouth-parts, antennae for collecting information, or claws for grasping; arthropods are "like Swiss Army knives, each equipped with a unique set of specialized tools.