About: http://webisa.webdatacommons.org/180196937

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	Button and other controls are not class attributes as those are not storing any data.
http://www.w3.org/ns/prov#wasQuotedFrom	bmc.com