About: http://webisa.webdatacommons.org/196544729

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	In one embodiment, the system includes assigning a characteristic or attribute that identifies a grade level and subject for which a page or other content would be helpful.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com