About: http://webisa.webdatacommons.org/221379315

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	To create a button, one of the following constructors is used:Button() creates a button with no text label.Button(String) creates a button with the given string as a label.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com