instruction:
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.
question:
Sentence: 'a traffic light with road instructions directs traffic'. Reverse all words of length '4' in the given sentence.
answer:
a traffic light htiw daor instructions directs traffic


question:
Sentence: 'read clocktower on the side of a water body'. Reverse all words of length '3' in the given sentence.
answer:
read clocktower on eht side of a water body


question:
Sentence: 'a man in a tie sitting in front of a ashtray'. Reverse all words of length '3' in the given sentence.
answer:

a nam in a eit sitting in front of a ashtray