Assertion: supernova | /r/HasProperty | the explosion of a star
Facets:
Source sentences:
text: supernova (the plural is supernovae) is the explosion of a star.
text: To say in three words, a supernova is an exploding star.
text: A supernova is a star explosion – destructive on a scale almost beyond human imagining.
text: A supernova is an explosion of a star.
text: A supernova is the explosion of a star.