About: http://webisa.webdatacommons.org/172364355

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 std::string class is a library implementation detail, every compiler has its own library.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com