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: 'the city bus has a feature film ad on the side of it'. Reverse all words of length '4' in the given sentence.

A: the ytic bus has a feature mlif ad on the edis of it
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Q: Sentence: 'skateboarder performing a grind on the side of the wall'. Reverse all words of length '4' in the given sentence.

A: skateboarder performing a grind on the edis of the llaw
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Q: Sentence: 'a group of frinds posing for a picture on a sandy beach'. Reverse all words of length '7' in the given sentence.

A:
a group of frinds posing for a erutcip on a sandy beach
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