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 football game on a grassy playing field'. Reverse all words of length '2' in the given sentence.
answer:
a football game no a grassy playing field


question:
Sentence: 'a bus with lots of big tires sitting parked on a street'. Reverse all words of length '6' in the given sentence.
answer:
a bus with lots of big tires sitting dekrap on a teerts


question:
Sentence: 'a couple of people who are sitting down under trees'. Reverse all words of length '5' in the given sentence.
answer:

a couple of people who are sitting down rednu seert