About: http://webisa.webdatacommons.org/408906715

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	determine whether a variable is an array, you can use the is_array() function.
http://www.w3.org/ns/prov#wasQuotedFrom	slideshare.net