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: 'an oldfashioned safe and roll top desk in a green room'. Reverse all words of length '3' in the given sentence.
Example Output: an oldfashioned safe dna roll pot desk in a green room

Example Input: Sentence: 'the tennis players are participating in a lively match'. Reverse all words of length '6' in the given sentence.
Example Output: the sinnet players are participating in a ylevil match

Example Input: Sentence: 'the white flowers are in a clear vase with water'. Reverse all words of length '2' in the given sentence.
Example Output:
the white flowers are ni a clear vase with water