About: http://webisa.webdatacommons.org/172623114

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	???: Strictly speaking, every property is a string, so even if you use numbers (as it is the case with arrays), they are converted to strings.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com