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 kitchen has a microwave an oven and a countertop'. Reverse all words of length '2' in the given sentence.
Example Output: a kitchen has a microwave na oven and a countertop

Example Input: Sentence: 'a backyard with a chair covered in snow'. Reverse all words of length '4' in the given sentence.
Example Output: a backyard htiw a chair covered in wons

Example Input: Sentence: 'red paint lines the walls behind an apple with a knife in it to give the illusion of blood'. Reverse all words of length '3' in the given sentence.
Example Output:
der paint lines eht walls behind an apple with a knife in it to give eht illusion of blood