Assertion: mockingbird's song | /r/HasProperty | technical term
Facets:
Source sentences:
text: Also, song is a technical term that does not imply musicality, the "caw" of a crow is its song, jimfbleak 9 July 2005 13:45 (UTC)
text: By the way, if 'song' is the technical term, then it is a biased and inaccurate term and should be boycotted.