About: http://webisa.webdatacommons.org/314790695

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	It seems to depend on the factorization of the divisor and the following article is an excellent summary:
http://www.w3.org/ns/prov#wasQuotedFrom	surrey.ac.uk