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 football game on a grassy playing field'. Reverse all words of length '2' in the given sentence.
[EX A]: a football game no a grassy playing field

[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 vase with a flowers sits next to a window'. Reverse all words of length '6' in the given sentence.
[EX A]:
a vase with a flowers sits next to a wodniw