About: http://webisa.webdatacommons.org/123088865

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	Usually, if there is a student with the correct definition, there will be other students with a wrong definition, and you can work with those.
http://www.w3.org/ns/prov#wasQuotedFrom	teachingmath.info