About: http://webisa.webdatacommons.org/1870229

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	??? Authorship; As I mentioned above name of the speaker of each video is mentioned at the post, and it could be much better if there was a page or section of the site presenting the full list of all the speakers.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com