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 motorcycles sidebyside parked in a grassy area'. Reverse all words of length '3' in the given sentence.

SOLUTION: owt motorcycles sidebyside parked in a grassy area

PROBLEM: Sentence: 'a young brown horse in a blue jacket running in a barn'. Reverse all words of length '4' in the given sentence.

SOLUTION: a young brown horse in a eulb jacket running in a nrab

PROBLEM: Sentence: 'a man cleaning his teeth in a temporary shelter'. Reverse all words of length '1' in the given sentence.

SOLUTION:
a man cleaning his teeth in a temporary shelter