About: http://webisa.webdatacommons.org/163410872

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 short, if you are a teacher looking for different kinds of materials suitable for different levels, this site can give you some ideas and good suggestions.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com