Assertion: black bellied tern | /r/CapableOf | plunge into the water
Facets:
value: to feed on tadpoles
type: PURPOSE
value: obliquely
type: MANNER
value: to feed on crustaceans
type: PURPOSE
Source sentences:
text: It feeds on insects and small fish, skimming over the surface of the water and ground to pick up insects, and plunging obliquely into the water to feed on crustaceans, tadpoles and fish.