About: http://webisa.webdatacommons.org/91440717

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	RAZ: And so what Luis came up with is a project and website called Duolingo, and here is how it works.
http://www.w3.org/ns/prov#wasQuotedFrom	wdiy.org