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.

[EX Q]: Sentence: 'a woman is taking a picture of her reflection in the mirror'. Reverse all words of length '6' in the given sentence.
[EX A]: a woman is gnikat a picture of her reflection in the rorrim

[EX Q]: Sentence: 'there are many animals standing on the top of this mountain'. Reverse all words of length '4' in the given sentence.
[EX A]: there are ynam animals standing on the top of siht mountain

[EX Q]: Sentence: 'a train going down the rail road track'. Reverse all words of length '1' in the given sentence.
[EX A]:
a train going down the rail road track