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 blue sign sitting on the side of a road next to a tree'. Reverse all words of length '1' in the given sentence.

Answer: a blue sign sitting on the side of a road next to a tree


Question: Sentence: 'multiple people shopping around the farmers market during the day'. Reverse all words of length '6' in the given sentence.

Answer: multiple elpoep shopping dnuora the farmers tekram gnirud the day


Question: Sentence: 'a airplane that is sitting at a runway terminal'. Reverse all words of length '7' in the given sentence.

Answer:
a airplane that is gnittis at a runway terminal