About: http://webisa.webdatacommons.org/234336222

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	More control about word list difficulty (any rating) ordering (occurrence, time, random) and scope (current lesson, including previous lessons, book, global) available from the lesson menu.
http://www.w3.org/ns/prov#wasQuotedFrom	chinesehacks.com