Assertion: mumble | /r/HasProperty | penguin
Facets:
Source sentences:
text: Mumble is the one and only penguin in his colony who can't sing, though he can, in a sense, with his "Happy Feet.
text: He is the penguin who can't sing, but he can dance.
text: Mumble is the one and only penguin in his colony who cannot sing, though he can, in a sense, with his "Happy Feet".