Assertion: supernova | /r/HasProperty | rapid explosion
Facets:
value: from a star
type: LOCATION
value: very
type: DEGREE
Source sentences:
text: A supernova is a very rapid explosion from a star that's ended its life, said astrophysicist Natasha Hurley-Walker of Curtin University's node of the International Centre for Radio Astronomy Research, who led the team that discovered this remnant and 26 others.