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 open fridge with all kinds of food and condiments'. Reverse all words of length '4' in the given sentence.
Example Output: an nepo fridge htiw all kinds of doof and condiments

Example Input: Sentence: 'a black cow stands alone in a grassy field'. Reverse all words of length '3' in the given sentence.
Example Output: a black woc stands alone in a grassy field

Example Input: Sentence: 'a man in shirts carrying a surfboard to the water'. Reverse all words of length '5' in the given sentence.
Example Output:
a man in shirts carrying a surfboard to the retaw