Assertion: african penguin | /r/HasProperty | a species of penguin
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Source sentences:
text: The African penguin (Spheniscus demersus), also known as the jackass penguin and black-footed penguin, is a species of penguin.
text: The African penguin (Spheniscus demersus), also known as the Cape penguin, and South African penguin, is a species of penguin confined to southern African waters.