<http://webisa.webdatacommons.org/prov/181942568>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/319528074> .
<http://webisa.webdatacommons.org/319528074>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/319528074>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<stackoverflow.com> .
<http://webisa.webdatacommons.org/319528074>	<http://www.w3.org/ns/prov#value>	"@Scott I think this is no longer free as each download is an evaluation : yworks.com/en/downloads.html" .