About: http://webisa.webdatacommons.org/299749075

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	example, there is a risk of the same variable being bound twice by the same let or
http://www.w3.org/ns/prov#wasQuotedFrom	bookshelf.jp