About: http://webisa.webdatacommons.org/398569270

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	Using parse_url in php, how do we check whether input is a url or just a string
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com