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.

[Q]: Sentence: 'a fire hydrant sits off a city street'. Remove all words of length '4' in the given sentence.
[A]: a hydrant off a street


[Q]: Sentence: 'a woman helping a man tie his windsor knot tie'. Remove all words of length '5' in the given sentence.
[A]: a helping a man tie his windsor knot tie


[Q]: Sentence: 'a man sleeping in bed with a cat lying on him'. Remove all words of length '5' in the given sentence.
[A]:
a man sleeping in bed with a cat on him