About: http://webisa.webdatacommons.org/410863249

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	After a 6-minute introduction, this video is devoted to three kinds of barriers to implementation ??? and ways to overcome them:
http://www.w3.org/ns/prov#wasQuotedFrom	psandman.com