About: http://webisa.webdatacommons.org/119660481

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	For example: users have to answer on questions e.g. 10 + 6 = 16, 20 - 2 = 18 etc...
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com