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: 'grown black cat sitting in a blue chair in a living room'. Reverse all words of length '4' in the given sentence.
Example Output: grown black cat sitting in a eulb chair in a living moor

Example Input: Sentence: 'a group of people para sailing on a beach'. Reverse all words of length '5' in the given sentence.
Example Output: a puorg of people para sailing on a hcaeb

Example Input: Sentence: 'baseball pitcher on baseball field in pitching position with ball in one hand and baseball catching mitt in other hand'. Reverse all words of length '2' in the given sentence.
Example Output:
baseball pitcher no baseball field ni pitching position with ball ni one hand and baseball catching mitt ni other hand