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 small plane sitting on top of a tarmac'. Reverse all words of length '2' in the given sentence.
answer:
a small plane sitting no top fo a tarmac


question:
Sentence: 'a wooden pole with multiple street signs mounted on it'. Reverse all words of length '2' in the given sentence.
answer:
a wooden pole with multiple street signs mounted no ti


question:
Sentence: 'a young boy holding onto a harness for a cow'. Reverse all words of length '7' in the given sentence.
answer:

a young boy gnidloh onto a ssenrah for a cow