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 couple walking in the rain using and umbrella'. Reverse all words of length '6' in the given sentence.

A: a elpuoc walking in the rain using and umbrella
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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: 'rainy streets at intersection with buildings and couple with unbrella'. Reverse all words of length '9' in the given sentence.

A:
rainy streets at intersection with sgnidliub and couple with unbrella
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