About: http://webisa.webdatacommons.org/196616458

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 a complex environment, obstacles such as terrain or buildings introduce multipath propagations, reflections, and diffractions which make source localization challenging.
http://www.w3.org/ns/prov#wasQuotedFrom	vt.edu