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.

Sentence: 'a dog jumping in the air with a frisbee in its mouth'. Remove all words of length '7' in the given sentence.
a dog in the air with a in its mouth

Sentence: 'a set of of stairs leading into an airplane'. Remove all words of length '8' in the given sentence.
a set of of stairs leading into an

Sentence: 'black bear crossing pathway near grassy area near trees'. Remove all words of length '5' in the given sentence.

bear crossing pathway near grassy area near

