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

Answer: the ytic bus has a feature mlif ad on the edis of it


Question: Sentence: 'a person in bear feet standing on a skateboard'. Reverse all words of length '4' in the given sentence.

Answer: a person in raeb teef standing on a skateboard


Question: Sentence: 'a teddy bear strapped in a seat next to a man'. Reverse all words of length '3' in the given sentence.

Answer:
a teddy bear strapped in a seat next to a nam