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.

[EX Q]: Sentence: 'a hotdog with cheese with a side of chili fries'. Reverse all words of length '4' in the given sentence.
[EX A]: a hotdog htiw cheese htiw a edis of chili fries

[EX Q]: Sentence: 'a person on a surfboard riding a wave in the water'. Reverse all words of length '5' in the given sentence.
[EX A]: a person on a surfboard riding a wave in the retaw

[EX Q]: Sentence: 'a couch sitting in a living room next to two windows'. Reverse all words of length '3' in the given sentence.
[EX A]:
a couch sitting in a living room next to owt windows