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: 'several vehicles at a traffic stop on a small downtown street'. Reverse all words of length '4' in the given sentence.
answer:
several vehicles at a traffic pots on a small downtown street


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: 'girl in a dress throwing a red frisbee'. Reverse all words of length '4' in the given sentence.
answer:

lrig in a dress throwing a red frisbee