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: 'three giraffes looking over a wooden fence at two women'. Reverse all words of length '8' in the given sentence.

SOLUTION: three seffarig looking over a wooden fence at two women

PROBLEM: Sentence: 'a man assisting a person on a horse on a race track'. Reverse all words of length '3' in the given sentence.

SOLUTION: a nam assisting a person on a horse on a race track

PROBLEM: Sentence: 'a giraffe sticking its tongue out as a person feeds it'. Reverse all words of length '8' in the given sentence.

SOLUTION:
a giraffe gnikcits its tongue out as a person feeds it