About: http://webisa.webdatacommons.org/136617908

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 agree that they are more challenging for students taking them, but because in most of these cases there is a ???right??? answer, it means automatic feedback can be provided readily, and this is central to remedial education.
http://www.w3.org/ns/prov#wasQuotedFrom	neoacademic.com