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 person parasails in water with mountains in the background'. Reverse all words of length '4' in the given sentence.
answer:
a person parasails in water htiw mountains in the background


question:
Sentence: 'a woman on the beach getting ready to throw a frisbee'. Reverse all words of length '1' in the given sentence.
answer:
a woman on the beach getting ready to throw a frisbee


question:
Sentence: 'a man and woman sheering a sheep next to a barn'. Reverse all words of length '5' in the given sentence.
answer:

a man and namow sheering a peehs next to a barn