In this task, you need to remove all words of a given length in the sentence. The number of letters in a word determine its length, for example, the length of the word "apple" is 5.

Example Input: Sentence: 'a group of young people holding up voting signs along a street'. Remove all words of length '5' in the given sentence.
Example Output: a of people holding up voting a street

Example Input: Sentence: 'a bouquet of roses sits in a container next to items'. Remove all words of length '7' in the given sentence.
Example Output: a of roses sits in a container next to items

Example Input: Sentence: 'a train traveling over a bridge near a forest'. Remove all words of length '6' in the given sentence.
Example Output:
a train traveling over a near a