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: 'some people sitting on some benches flowers and buildings'. Reverse all words of length '3' in the given sentence.

Answer: some people sitting on some benches flowers dna buildings


Question: Sentence: 'group of antelopes and deer standing outside in a savannah'. Reverse all words of length '9' in the given sentence.

Answer: group of sepoletna and deer standing outside in a savannah


Question: Sentence: 'man sitting on a surf board in the middle of a sandy beach'. Reverse all words of length '5' in the given sentence.

Answer:
man sitting on a surf draob in the middle of a ydnas hcaeb