About: http://webisa.webdatacommons.org/204508331

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	The radar can be tuned to pickup ONLY ash if it was selected and never see the B747 or other aircraft plowing through it unless their transponder was on.
http://www.w3.org/ns/prov#wasQuotedFrom	scienceblogs.com