About: http://webisa.webdatacommons.org/323940715

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	then to check if the input is an integer or not, perhaps a loop as follows, or something similar will work for you. (not tested)
http://www.w3.org/ns/prov#wasQuotedFrom	javaprogrammingforums.com