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.

Q: Sentence: 'this railway is lit up very well this evening'. Reverse all words of length '2' in the given sentence.

A: this railway si lit pu very well this evening
****
Q: Sentence: 'a small kid walks down a aisle with an umbrella in hand'. Reverse all words of length '8' in the given sentence.

A: a small kid walks down a aisle with an allerbmu in hand
****
Q: Sentence: 'a dining room decorated with flower vaselamp shades mirror'. Reverse all words of length '9' in the given sentence.

A:
a dining room detaroced with flower vaselamp shades mirror
****