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 couple of elephants that are in some water'. Reverse all words of length '6' in the given sentence.

SOLUTION: a elpuoc of elephants that are in some water

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

SOLUTION: a moordeb with sehtolc scattered everywhere and an unmade bed

PROBLEM: Sentence: 'a woman standing in a batting cage with a bat'. Reverse all words of length '4' in the given sentence.

SOLUTION:
a woman standing in a batting egac htiw a bat