About: http://webisa.webdatacommons.org/242015727

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	Also keep track of whether the solution was played or not (eg extra star if no solution played).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com