Premise: Ballspielverein Borussia 09 e.V. Dortmund , commonly known as Borussia Dortmund [ boˈʁʊsi̯aː ˈdɔʁtmʊnt ] , BVB , or simply Dortmund , is a German sports club based in Dortmund , North Rhine-Westphalia ( Borussia is the Latin equivalent of Prussia ) . The football team is part of a large membership-based sports club with more than 145,000 members , making BVB the second largest sports club by membership in Germany . Dortmund plays in the Bundesliga , the top tier of the German football league system . Dortmund is one of the most successful clubs in German football history . The stadium is the largest in Germany and Dortmund has the highest average attendance of any association football club in the world . In terms of Deloitte 's annual Football Money League , Dortmund is the second biggest sports club in Germany and the 11th biggest football team in the world .
Hypothesis: Borussia Dortmund is not a football club.
Label: CONTRADICTION