Verb conjugation of "abtragen" in German

Last year, many parties did not receive votes anymore and had to go to the opposition. The entire area is governed today by leftist parties and the center block is weakenng constantly during the last year.
Joanna started kindergarten 2 weeks ago. She got used to it very quickly and I must say that I am very pround of her. She is now 23 months old and we are going to celebrate her birthday in three weeks.
We again connected to the same people and we were wining a little about the fact that we had to share the boat with around seventy other passengers instead of getting a little romantic private tour.