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: 'two men are playing a wii boxing game'. Reverse all words of length '4' in the given sentence.

SOLUTION: two men are playing a wii boxing emag

PROBLEM: Sentence: 'a crowd of people are walking around some tents in the street'. Reverse all words of length '6' in the given sentence.

SOLUTION: a crowd of elpoep are walking dnuora some tents in the teerts

PROBLEM: Sentence: 'a cowboy is standing on the wheel of a big truck'. Reverse all words of length '1' in the given sentence.

SOLUTION:
a cowboy is standing on the wheel of a big truck