About: http://webisa.webdatacommons.org/8770512

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	I will try to answer this question properly--- but the proper answer is difficult because we do not have an exact solution for merging black holes, except for the case where one of the two is infinite in size.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com