About: http://webisa.webdatacommons.org/76101712

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 do believe their scope is a little advanced, particularly in those areas (this is also obvious in History and Science because of the reading level).
http://www.w3.org/ns/prov#wasQuotedFrom	homeschoolreviews.com