About: http://webisa.webdatacommons.org/438935581

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	@MihaiTodor: it is not unusual for people to use signed types for everything, I guess Qt is following suit.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com