<http://webisa.webdatacommons.org/213897502>	<http://www.w3.org/ns/prov#value>	"Methods and apparatus for preventing spoofing of targets, such as aircraft, in an air traffic control system." .
<http://webisa.webdatacommons.org/213897502>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/prov/483438751>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/213897502> .
<http://webisa.webdatacommons.org/213897502>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .