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 man in a blue shirt is playing tennis'. Reverse all words of length '3' in the given sentence.
answer:
a nam in a blue shirt is playing tennis


question:
Sentence: 'this cat is sitting on a porch near a tire'. Reverse all words of length '7' in the given sentence.
answer:
this cat is gnittis on a porch near a tire


question:
Sentence: 'four people riding on two elephants through the jungle'. Reverse all words of length '7' in the given sentence.
answer:

four people riding on two elephants hguorht the jungle