<http://webisa.webdatacommons.org/prov/236017800> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/14758907> . <http://webisa.webdatacommons.org/14758907> <http://www.w3.org/ns/prov#wasQuotedFrom> <johngordonross.com> . <http://webisa.webdatacommons.org/14758907> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> . <http://webisa.webdatacommons.org/14758907> <http://www.w3.org/ns/prov#value> "In 2010 the FBI issued more than 24,000 national security letters to ISPs and other companies, demanding they hand over information on more than 14,000 customers." .