Assertion: great auk | /r/HasProperty | a species of flightless alcid
Facets:
Source sentences:
text: The great auk (Pinguinus impennis) is a species of flightless alcid that became extinct in the mid-19th century.
text: The great auk (Pinguinus impennis) is a species of flightless alcid that became extinct in the mid-19th century.