About: http://webisa.webdatacommons.org/395434333

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 green signal, FIG. 3A, is an enabling signal that is high to indicate the blue and red signals are valid.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com