About: http://webisa.webdatacommons.org/227378622

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	By law a National Security Letter must be non-content seeking, so it is limited to phone records, email addresses and other identifiers.
http://www.w3.org/ns/prov#wasQuotedFrom	zcomm.org