About: http://webisa.webdatacommons.org/58778188

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	For the Explorer and Inspector windows, Add-in Express allows adding your custom controls such as menu items, buttons, pop-ups, dropdown buttons, split buttons, etc.
http://www.w3.org/ns/prov#wasQuotedFrom	add-in-express.com