About: http://webisa.webdatacommons.org/89973647

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	In short, you use the connect() method to connect a signal name (which is emitted when an event such as a button click occurs) to a callback, which is the function that will handle your event.
http://www.w3.org/ns/prov#wasQuotedFrom	askubuntu.com