About: http://webisa.webdatacommons.org/295699320

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	I am not sure if it matters with C, but I think it might, for example if x is an int and y is a float.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com