<http://webisa.webdatacommons.org/407079407>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<stackoverflow.com> .
<http://webisa.webdatacommons.org/407079407>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/407079407>	<http://www.w3.org/ns/prov#value>	"The file types in question were .pdf files and .rtf." .
<http://webisa.webdatacommons.org/prov/384054059>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/407079407> .