About: http://webisa.webdatacommons.org/44154581

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	Rep: You could test if the value is an integer, with something like :
http://www.w3.org/ns/prov#wasQuotedFrom	linuxquestions.org