About: http://webisa.webdatacommons.org/455763386

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	For example, a change in impedance, measured voltage, or other determinations can be used to determine when the EP electrode is next to or immediately past the EM tracking device 70 b.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com