Who defeated Kaiserslautern  in the 1971–72 DFB-Pokal?
FC Schalke 04 Fußballclub Gelsenkirchen-Schalke 04 e. V., commonly known as FC Schalke 04 (] ), Schalke or abbreviated as S04 (] ), is a professional German association-football club and multi-sports club originally from the district of Gelsenkirchen, North Rhine-Westphalia. The "04" in the club's name derives from its formation in 1904. Schalke has long been one of the most popular professional football teams and multi-sports club in Germany, even though major successes have been rare since the club's heyday in the 1930s and early 1940s. Schalke play in the Bundesliga, the top tier of the German football league system. As of December 2015, the club has 140,000 members, making it the second-largest sports club in Germany and the sixth-largest sports club in the world in terms of membership. Other activities offered by the club include athletics (track and field), basketball, handball, table tennis, winter sports and eSports.
2017–18 Borussia Dortmund season The 2017–18 Borussia Dortmund season is the 109th season in the football club's history and 42nd consecutive and 51st overall season in the top flight of German football, the Bundesliga, having been promoted from the 2. Bundesliga Nord in 1976. In addition to the domestic league, Borussia Dortmund also are participating in this season's editions of the domestic cup, the DFB-Pokal, and the first-tier continental cup, the UEFA Champions League. Dortmund are the reigning DFB-Pokal champions, and therefore also are participating in the German super cup, the DFL-Supercup. This is the 44th season for Dortmund in the Westfalenstadion, located in Dortmund, North Rhine-Westphalia, Germany. The season covers a period from 1 July 2017 to 30 June 2018.