About: http://webisa.webdatacommons.org/2227817

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	Fortunately, controls such as Button, CheckBox, and MenuItem have logic to interact with any command on your behalf.
http://www.w3.org/ns/prov#wasQuotedFrom	codeproject.com