( CNN ) -- Bayern Munich will take a three-point lead into Germany 's winter break after Bundesliga champions Borussia Dortmund and Schalke both won on Saturday to stay in contention . Bayern had moved six points clear with Friday 's 3-0 win over Cologne , despite Franck Ribery 's red card , but Dortmund followed suit by crushing lowly Freiburg 4-1 and third-placed Schalke dented Werder Bremen 's title bid with a 5-0 triumph in the late match thanks to Raul 's hat-trick . Fourth-placed Borussia Monchengladbach will seek to stay a point behind those two clubs with victory at home to Mainz on Sunday . Freiburg will end the year in bottom place after Dortmund 's unbeaten run extended to 10 league matches , with Robert Lewandowski scoring twice to take his season 's tally to 13 . Ribery sees red but Bayern beat Cologne . The Poland striker opened the scoring in the seventh minute after being set up by young Japan international Shinji Kagawa , but Jan Rosenthal leveled on 34 . Ilkay Gundogan put Dortmund back in front just before the break despite being initially flagged for offside as Jakub Blaszczykowski pounced on an error by Rosenthal , while Kevin Grosskreutz made it 3-1 before the hour after Kagawa combined with Lewandowski . Kagawa and Grosskreutz then helped Lewandowski to wrap it up with 20 minutes to play as Freiburg dropped below Augsburg on goal difference . Schalke joined Dortmund on 34 points after veteran striker Raul netted the opening three goals against fifth-placed Werder Bremen . The 34-year-old Spaniard put the home side 2-0 up after 20 minutes , with Dutch strike partner Klaas-Jan Huntelaar involved in both goals . He completed his third treble for the club since joining from Real Madrid in mid-2010 with a header just after the hour from Christian Fuchs ' cross , taking his Bundesliga tally this season to double figures . Greek defender Kyriakos Papadopoulos added the fourth on 67 from Jose Manuel Jurado 's cross , and Huntelaar scored his 15th league goal of 2011-12 with 20 minutes to play with a lob over goalkeeper Tim Wiese . Sixth-placed Bayer Leverkusen lost ground on the top teams after a 3-0 home defeat by Nuremberg , who joined 14th-placed Mainz on 18 points -- three above the relegation zone . Daniel Didavi and Jan Hegler put Nuremberg 2-0 up inside 22 minutes , while Tomas Pekhart 's 73rd-minute header killed off a Leverkusen team who will face Barcelona in the last 16 of the European Champions League . Hamburg moved above Mainz despite being held 1-1 by Augsburg , meaning coach Thorsten Fink has yet to taste defeat in nine games in charge . Striker Torsten Oehrl put the visitors ahead just after the hour , but Paolo Guerrero bundled in an equalizer for Hamburg just five minutes later . Wolfsburg moved up to 12th with a 1-0 win over mid-table Stuttgart , as 20-year-old striker Sebastian Polter marked his second league outing with the only goal in the 74th minute . Hoffenheim and Hertha Berlin drew 1-1 in a mid-table clash that saw both teams reduced to 10 men . Sejad Salihovic put Hoffenheim ahead in the 21st minute then Raffael was sent off for lashing out at the Bosnian on the half-hour . Hoffenheim 's Ghana center-back Isaac Vorsah was also dismissed for bringing down Adrian Ramos just after the hour , and Roman Hubnik netted a last-minute equalizer for the visitors .
Borussia Dortmund and Schalke put pressure on Bayern Munich with victories . Champions Dortmund win 2 - 1 against Freiburg , who drop to bottom of table . Raul scores hat - trick as third - placed Dortmund beat Werder Bremen in late match . Bayer Leverkusen lose ground on leaders after losing 3 - 1 against Nuremberg .