About: http://webisa.webdatacommons.org/317120197

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	In these cases, the ???unknown??? class is used herein to refer to all motions that are not examples of one of the set of said known classes.
http://www.w3.org/ns/prov#wasQuotedFrom	google.de