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: 'decorative street signs on a post in front of trees'. Reverse all words of length '10' in the given sentence.
answer:
evitaroced street signs on a post in front of trees


question:
Sentence: 'a man sitting in a boat with a tv'. Reverse all words of length '7' in the given sentence.
answer:
a man gnittis in a boat with a tv


question:
Sentence: 'an elephant munches on a trunk full of fresh grass'. Reverse all words of length '7' in the given sentence.
answer:

an elephant sehcnum on a trunk full of fresh grass


