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 red and white jet is taking off and some buildings'. Reverse all words of length '2' in the given sentence.

Answer: a red and white jet si taking off and some buildings


Question: Sentence: 'a train billowing smoke as it crosses a river by bridge'. Reverse all words of length '1' in the given sentence.

Answer: a train billowing smoke as it crosses a river by bridge


Question: Sentence: 'a piece of machinery is on the back of a towing vehicle'. Reverse all words of length '9' in the given sentence.

Answer:
a piece of yrenihcam is on the back of a towing vehicle