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: 'adult riding breaking wave in open ocean on sunny day'. Reverse all words of length '4' in the given sentence.

SOLUTION: adult riding breaking evaw in nepo ocean on sunny day

PROBLEM: Sentence: 'a tennis player is holding a tennis racket with the crowd in the background'. Reverse all words of length '3' in the given sentence.

SOLUTION: a tennis player is holding a tennis racket with eht crowd in eht background

PROBLEM: Sentence: 'a small biplane flies through the blue sky'. Reverse all words of length '4' in the given sentence.

SOLUTION:
a small biplane flies through the eulb sky