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 woman sits in a boat on the beach'. Remove all words of length '3' in the given sentence.
a woman sits in a boat on beach

Sentence: 'the cat is laying in front of the mirror on the floor'. Remove all words of length '5' in the given sentence.
the cat is laying in of the mirror on the

Sentence: 'a bus is stopped while three people are crossing'. Remove all words of length '1' in the given sentence.

bus is stopped while three people are crossing