Wikipedia is an online encyclopedia that has,
since its founding in 2001, grown to contain approximately 30
million articles in 287 languages [9]. In recent years, it has
consistently ranked as a top-10 website; as of this writing, it is the
6th most visited website in the world and the most visited site that
is not a search engine or social network [10], serving roughly 850
million article requests per day [11]. For numerous search engine
queries, a Wikipedia article is the top result.