Question: The Brandenburgischer Landespokal (English: Brandenburg Cup ), is an annual football cup competition, held by the Fußball-Landesverband Brandenburg (English: Brandenburg Football Association), for sponsorship reasons, it's know as the Krombacher Pokal Brandenburg, named after which one of the largest privately owned breweries in Germany and ranks number 2 among Germany's best selling beers?
Sentence (from "Brandenburg Cup"): It is one of the 21 regional cup competitions in Germany.
Relevant evidence: No