Assertion: great auk's bill | /r/CapableOf | curve downward
Facets:
value: at the top
type: OTHER
Source sentences:
text: The bill was large at 4.3 in (11 cm) long and curved downwards at the top; the bill also had deep white grooves in both the upper and lower mandibles, up to seven on the upper mandible and twelve on the lower mandible in summer, though there were fewer in winter.