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: 'a black and white image of a wall with a stop sign on it'. Reverse all words of length '5' in the given sentence.

Answer: a kcalb and etihw egami of a wall with a stop sign on it


Question: Sentence: 'a man standing next to a parked car under a street sign'. Reverse all words of length '6' in the given sentence.

Answer: a man standing next to a dekrap car under a teerts sign


Question: Sentence: 'a building with a sign and a bottle in front of it'. Reverse all words of length '8' in the given sentence.

Answer:
a gnidliub with a sign and a bottle in front of it