<http://webisa.webdatacommons.org/prov/20636991>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/289957001> .
<http://webisa.webdatacommons.org/289957001>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/289957001>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<zend.com> .
<http://webisa.webdatacommons.org/289957001>	<http://www.w3.org/ns/prov#value>	"this means escaping everything except basic alphanumeric characters and the comma, period and underscore characters" .