Question: RasenBallsport Leipzig e.V., commonly known as RB Leipzig, is a German association football club based in Leipzig, Saxony, it plays its home matches at which is the largest football stadium in the former East Germany and has also hosted music concerts as well?
Sentence (from "RB Leipzig"): The club was founded in 2009 by initiative of energy drink-maker Red Bull GmbH who purchased a playing right of the fifth division side SSV Markranstädt with the intention of advancing the new club to the top-flight Bundesliga within eight years.
Relevant evidence: No