In this task, you need to reverse 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 black cat sitting on top of a laptop on a table'. Reverse all words of length '5' in the given sentence.

A: a kcalb cat sitting on top of a laptop on a elbat
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Q: Sentence: 'the couple are smiling at each other as they sit on a bench'. Reverse all words of length '4' in the given sentence.

A: the couple are smiling at hcae other as yeht sit on a bench
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Q: Sentence: 'a double decker bus with a line of people waiting to board'. Reverse all words of length '6' in the given sentence.

A:
a elbuod rekced bus with a line of elpoep waiting to board
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