TASK DEFINITION: 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.
PROBLEM: Sentence: 'a person on a surfboard riding a wave in the water'. Reverse all words of length '5' in the given sentence.

SOLUTION: a person on a surfboard riding a wave in the retaw

PROBLEM: Sentence: 'a male cow walking down a street with shanties'. Reverse all words of length '7' in the given sentence.

SOLUTION: a male cow gniklaw down a street with shanties

PROBLEM: Sentence: 'an advanced silver industrial kitchen that is empty of people'. Reverse all words of length '4' in the given sentence.

SOLUTION:
an advanced silver industrial kitchen taht is empty of people