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: 'an adult goat standing beside its baby goats in a grassy area'. Reverse all words of length '5' in the given sentence.

SOLUTION: an tluda goat standing beside its baby staog in a grassy area

PROBLEM: Sentence: 'the woman is crossing the street holding an umbrella'. Reverse all words of length '8' in the given sentence.

SOLUTION: the woman is gnissorc the street holding an allerbmu

PROBLEM: Sentence: 'a tall clock tower with birds flying around it'. Reverse all words of length '4' in the given sentence.

SOLUTION:
a llat clock tower htiw birds flying around it