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: 'there is a group of people standing on the beach'. Reverse all words of length '8' in the given sentence.
answer:
there is a group of people gnidnats on the beach


question:
Sentence: 'a cat attentively watching a graphic on a television screen'. Reverse all words of length '7' in the given sentence.
answer:
a cat attentively watching a cihparg on a television screen


question:
Sentence: 'a clean and fully furnished modern looking kitchen'. Reverse all words of length '3' in the given sentence.
answer:

a clean dna fully furnished modern looking kitchen