Assertion: swan | /r/HasProperty | one of best known pieces
Facets:
Source sentences:
text: Saint-Saëns created a musical composition entitled The Carnival of The Animals as a form of private entertainment for friends, and The Swan, a lovely, lyrical cello solo, is one of best known pieces from this work.
text: The Bowes Museum believes that the Swan is their best-known artefact, and it is the basis of the museum's logo.