About: http://webisa.webdatacommons.org/129822150

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	I indeed registered the nav menus and used wp_nav_menu to display them, and as a matter of fact it worked on 2 of 3 menus, except the one in the footer.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.org