About: http://webisa.webdatacommons.org/256442402

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	Background information is provided to understand the differences between the types of signals and the ways in which those signals are scanned.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com