About: http://webisa.webdatacommons.org/65333887

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	The signal may be visual, e.g. a change in color, or electrical or electronic.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com