About: http://webisa.webdatacommons.org/311524699

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	It entailed all subjects including math, writing, computer, art, etc. 13 Subjects: including
http://www.w3.org/ns/prov#wasQuotedFrom	purplemath.com