Assertion: supernova | /r/CapableOf | provide astronomer
Facets:
value: with a unique opportunity
type: OTHER
Source sentences:
text: When it was first discovered on Feb. 23, 1987, the supernova was one of the brightest observed and closest to Earth, providing astronomers with a unique opportunity to study the phases before, during and after the death of a star, officials said in a statement from the European Space Agency (ESA).