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: 'the firetruck carried the firefighters to the fire to put the blaze out'. Reverse all words of length '3' in the given sentence.
Example Output: eht firetruck carried eht firefighters to eht fire to tup eht blaze tuo

Example Input: Sentence: 'a child on bench sticking out her tongue'. Reverse all words of length '6' in the given sentence.
Example Output: a child on bench sticking out her eugnot

Example Input: Sentence: 'a black and white picture of a girl holding a colored apple'. Reverse all words of length '5' in the given sentence.
Example Output:
a kcalb and etihw picture of a girl holding a colored elppa