Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.

Where do er which month is the first in the year Parliament takes a two week vacation?
Which month is the first in the year Parliament takes a two week vacation?

Where did Mongke Khan attack the Song dynasty or rather where did he defend it?
 Where did Mongke Khan defend the Song dynasty?

In which century by what term is a type of advocacy of empire known no do most consider the beginning of imperialism?
In which century do most consider the beginning of imperialism?