About: http://webisa.webdatacommons.org/102853369

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	Example: <a href=javascript:func1('mycompany bbs&#39;s")'> becomes <a href=javascript:func1('mycompany bbs's');>Which then will give you an error because there is a single quote inside of the single quoted string.
http://www.w3.org/ns/prov#wasQuotedFrom	php.net