Q: 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.
Sentence: 'small herd of goats running on unpaved road with three male onlooker'. Reverse all words of length '5' in the given sentence.
A:
llams herd of staog running on unpaved road with eerht male onlooker