<http://webisa.webdatacommons.org/prov/458459508>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/313800469> .
<http://webisa.webdatacommons.org/313800469>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<pbs.org> .
<http://webisa.webdatacommons.org/313800469>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/313800469>	<http://www.w3.org/ns/prov#value>	"And debriefing someone in order to build a case is a very constricting exercise, because you want to know information, but you only want to know information that makes your case work." .