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.

Sentence: 'a large elephant standing in the wild'. Reverse all words of length '5' in the given sentence.
a egral elephant standing in the wild

Sentence: 'a close up of the front of a train on train tracks'. Reverse all words of length '3' in the given sentence.
a close up of eht front of a train on train tracks

Sentence: 'two topless women holding some sub sandwiches with them'. Reverse all words of length '3' in the given sentence.

owt topless women holding some bus sandwiches with them