About: http://webisa.webdatacommons.org/272015224

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 best part is their flexibility and the thorough explanations provided for every bit of lesson they teach or problem they give to test our knowledge.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com