About: http://webisa.webdatacommons.org/251897388

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	The user event processing unit 4033 further requests the program execution unit 4034 to execute a command corresponding to the button, i.e. a command to display the pop-up menu.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com