About: http://webisa.webdatacommons.org/283471162

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	This information is then fed over an analog or digital interface to one of four common types of indicators:
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org