About: http://webisa.webdatacommons.org/169711655

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	We want to check if the gesture has ended, i.e. the finger is lifted, and ensure that self.isHeld is set back to NO. If if the gesture hasn???t ended then set self.isHeld to YES which we will use to allow the swipe to perform its action.
http://www.w3.org/ns/prov#wasQuotedFrom	tutsplus.com