About: http://webisa.webdatacommons.org/283186972

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	The second, Homework and test questions", is a collection of very challenging open-ended homework problems.
http://www.w3.org/ns/prov#wasQuotedFrom	compadre.org