Assertion: manta ray's mouth | /r/AtLocation | its underside
Facets:
value: generally
type: DEGREE
Source sentences:
text: The stingray's mouth is located on its underside and features powerful teeth that help it consume crustaceans, worms and small fish.
text: Rays are distinguished from sharks by a flattened, disklike body, with the five gill openings and the mouth generally located on the underside.