About: http://webisa.webdatacommons.org/128861270

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	Next go to the Components panel, and drag a Button and ComboBox to the stage. (I am not including the Label here to save space.) Give the Button and ComboBox the following properties:
http://www.w3.org/ns/prov#wasQuotedFrom	tutsplus.com