About: http://webisa.webdatacommons.org/313725162

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Known as supernovae, until recently scientists had only observed two basic kinds of exploding stars.
http://www.w3.org/ns/prov#wasQuotedFrom	israel21c.org