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: 'group of antelopes and deer standing outside in a savannah'. Reverse all words of length '9' in the given sentence.
Example Output: group of sepoletna and deer standing outside in a savannah

Example Input: Sentence: 'a bedroom with clothes scattered everywhere and an unmade bed'. Reverse all words of length '7' in the given sentence.
Example Output: a moordeb with sehtolc scattered everywhere and an unmade bed

Example Input: Sentence: 'a kitchen with a blender a stove and some white cabinets'. Reverse all words of length '4' in the given sentence.
Example Output:
a kitchen htiw a blender a stove and emos white cabinets