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 city truck two city buses and a yellow fire hydrant'. Reverse all words of length '4' in the given sentence.
[EX A]: a ytic truck two ytic buses and a yellow erif hydrant

[EX Q]: Sentence: 'a street filled with traffic and a very long bus'. Reverse all words of length '4' in the given sentence.
[EX A]: a street filled htiw traffic and a yrev gnol bus

[EX Q]: Sentence: 'man reading on a bench with the caption as the good book sais sic'. Reverse all words of length '5' in the given sentence.
[EX A]:
man reading on a hcneb with the caption as the good book sais sic