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 group of people para sailing on a beach'. Reverse all words of length '5' in the given sentence.
answer:
a puorg of people para sailing on a hcaeb


question:
Sentence: 'a herd of horses is exercised in the yard led by a man on horseback'. Reverse all words of length '6' in the given sentence.
answer:
a herd of sesroh is exercised in the yard led by a man on horseback


question:
Sentence: 'a woman that is playing tennis on a court'. Reverse all words of length '6' in the given sentence.
answer:

a woman that is playing sinnet on a court