About: http://webisa.webdatacommons.org/121136039

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	IMO, this might work fine for subjects such as math and Language Arts, but since history is taught more topically, having opener questions about Contributions of Ancient Rome does not go too well when our current topic of study is China.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com