About: http://webisa.webdatacommons.org/208344744

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	The subtlety here is that the ++ operator modifies the variable x, unlike an expression such as x + x, which would evaluate to an int value but leave the variable x itself unchanged.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com