About: http://webisa.webdatacommons.org/309413009

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	There are variants for menu ancestors where the item is a link or post rather than a page too, you do not need a custom class
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com