About: http://webisa.webdatacommons.org/8758302

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	where k is a constant, the change in direction is measured in degrees, i.e., the degree difference between the two directions.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com