About: http://webisa.webdatacommons.org/341059621

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	$wp_roles (WP_Roles) $wp_meta_boxes (object) Object containing all registered metaboxes, including their id's, args, callback functions and title for all post types including custom.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.org