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.

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

[EX Q]: Sentence: 'a cat sitting in front of a tv in a living room'. Remove all words of length '7' in the given sentence.
[EX A]: a cat in front of a tv in a living room

[EX Q]: Sentence: 'a stop sign across the street from a moving train'. Remove all words of length '4' in the given sentence.
[EX A]:
a across the street a moving train