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 city truck two city buses and a yellow fire hydrant'. Reverse all words of length '4' in the given sentence.
answer:
a ytic truck two ytic buses and a yellow erif hydrant


question:
Sentence: 'a man readies to hit a tennis ball with a racket'. Reverse all words of length '7' in the given sentence.
answer:

a man seidaer to hit a tennis ball with a racket


