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 gray tiger cat sitting on top of a chair'. Reverse all words of length '3' in the given sentence.

A: a gray tiger tac sitting on pot of a chair
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Q: Sentence: 'a blie bag is sitting on a desk'. Reverse all words of length '2' in the given sentence.

A: a blie bag si sitting no a desk
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Q: Sentence: 'a busy city street with a double decker bus'. Reverse all words of length '3' in the given sentence.

A:
a busy city street with a double decker sub
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