About: http://webisa.webdatacommons.org/427925272

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	in, most notably the power to compare the times at which signals from one source reach each ear, thus providing a method of estimating the direction in which the source lies.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com