Assertion: sponge's spicule | /r/CapableOf | keep the sponge
Facets:
value: from predators
type: TRANSITIVE-OBJECT
Source sentences:
text: Inside the body, spicules provide support, keeping the sponge upright and their canals open.
text: Made from silica or calcium carbonate, the spicules protect the sponge from predators because a mouthful of sponge would be like a mouthful of splinters.