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 blie bag is sitting on a desk'. Reverse all words of length '2' in the given sentence.
a blie bag si sitting no a desk

Sentence: 'a small kid walks down a aisle with an umbrella in hand'. Reverse all words of length '8' in the given sentence.
a small kid walks down a aisle with an allerbmu in hand

Sentence: 'a small girl is standing next to a chair in a cabin looking room'. Reverse all words of length '4' in the given sentence.

a small lrig is standing txen to a chair in a cabin looking moor