Assertion: brittle star | /r/CapableOf | extend arm
Facets:
value: into the water
type: TRANSITIVE-OBJECT
value: to collect food particles
type: PURPOSE
Source sentences:
text: Some brittle stars extend arms into the water and catch suspended particles in mucous strands between arm spines.
text: These brittle stars burrow down into the sediment and extend their arms into the water column to collect food particles.