Assertion: supernova | /r/HasProperty | announced via astronomer's telegram
Facets:
value: officially
type: MANNER
Source sentences:
text: The supernova which was officially announced via Astronomer's Telegram after an excited tweet by Rachael Beaton at the the Observatories of the Carnegie Institution for Science in Pasadena, CA, and known as 2017cbv (though Beaton has nicknamed it Bob), the explosion was spotted in NGC 5643, a spiral galaxy in the constellation Lupus.