About: http://webisa.webdatacommons.org/29732444

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	In PHP you can use constants quite like variables, e.g. to output them.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com