Bundesliga leaders Bayern Munich moved seven points clear at the top as they extended their unbeaten league run to 12 games with a 3-0 victory at Cologne on Saturday.
Javi Martinez got the visitors underway with his first goal of the season, before Thomas Muller set up Juan Bernat to make it 2-0 with a deflected shot.
Franck Ribery claimed his first goal since returning from a thigh injury in the last minute, set up by Bernat.
Carlo Ancelotti's side were guaranteed to extend their advantage with a win at RheinEnergieStadion after second-placed RB Leipzig could only manage a 2-2 draw at Augsburg on Friday night
Bayern next take a 5-1 advantage against Arsenal into their Champions League round-of-16 second leg on Tuesday.