About: http://webisa.webdatacommons.org/274253136

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	Errors are a good indication that there is a problem.....have you tried to compile/run any OTHER C++ programs, aside from the one you posted/wrote??
http://www.w3.org/ns/prov#wasQuotedFrom	linuxquestions.org