About: http://webisa.webdatacommons.org/341044244

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	Obama later led a conference call with Homeland Security Secretary Janet Napolitano, White House Chief of Staff Bill Daley, National Security Adviser Tom Donilon and other top officials.
http://www.w3.org/ns/prov#wasQuotedFrom	nationaljournal.com