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 man and a woman wearing all black are sitting next to each other on a bench'. Reverse all words of length '4' in the given sentence.
a man and a woman wearing all black are sitting txen to hcae other on a bench

Sentence: 'a child on bench sticking out her tongue'. Reverse all words of length '6' in the given sentence.
a child on bench sticking out her eugnot

Sentence: 'a white dining table and two chairs by a window and a cat in the corner'. Reverse all words of length '6' in the given sentence.

a white gninid table and two sriahc by a wodniw and a cat in the renroc