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.

Example Input: Sentence: 'a pinto horse walking in a coral with two people'. Reverse all words of length '2' in the given sentence.
Example Output: a pinto horse walking ni a coral with two people

Example Input: Sentence: 'read clocktower on the side of a water body'. Reverse all words of length '3' in the given sentence.
Example Output: read clocktower on eht side of a water body

Example Input: Sentence: 'a man flying through the air while riding a snowboard'. Reverse all words of length '5' in the given sentence.
Example Output:
a man flying through the air elihw riding a snowboard