About: http://webisa.webdatacommons.org/434952714

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	Solution here is to change it to !is_array(), as anything other than an array is going to be a failure.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.org