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: 'the city bus has a feature film ad on the side of it'. Reverse all words of length '4' in the given sentence.

A: the ytic bus has a feature mlif ad on the edis of it
****
Q: Sentence: 'a man sitting at a table and looking past the microphone'. Reverse all words of length '4' in the given sentence.

A: a man sitting at a table and looking tsap the microphone
****
Q: Sentence: 'a man is sitting on a couch on a laptop while a woman works behind him on  a desktop'. Reverse all words of length '6' in the given sentence.

A:
a man is sitting on a couch on a potpal while a woman works dniheb him on a desktop
****