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: 'small blue and red bird standing on rear of zebra'. Reverse all words of length '8' in the given sentence.

Answer: small blue and red bird gnidnats on rear of zebra


Question: Sentence: 'several people enjoying various activities at the beach'. Reverse all words of length '10' in the given sentence.

Answer: several people enjoying various seitivitca at the beach


Question: Sentence: 'various items are strewn out on top of a bed'. Reverse all words of length '2' in the given sentence.

Answer:
various items are strewn out no top fo a bed