All times GMT+2 Tuesday 20 April Cologne 2-1 RB Leipzig Scorers: Hector 46, 60/ Haidara 59 Arminia Bielefeld 1-0 Schalke Scorers: Klos 50 Bayern Munich 2-0 Bayer Leverkusen Scorers: Choupo-Moting 7, Kimmich 13 Eintracht Frankfurt 2-0 Augsburg Scorers: Hinteregger 37, Silva 58 Wednesday 21 April 20:30 Borussia Dortmund v Union Berlin 20:30 Hoffenheim v Borussia Monchengladbach 20:30 Stuttgart v Wolfsburg 20:30 Werder Bremen v Mainz (For more sports news and updates, follow Ahram Online Sports on Twitter at @AO_Sports and on Facebook at AhramOnlineSports.)