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 young boy plays with a phone sitting on the ground'. Reverse all words of length '6' in the given sentence.
[EX A]: a young boy plays with a phone sitting on the dnuorg

[EX Q]: Sentence: 'two hot dogs surrounded with bacon and cheese'. Reverse all words of length '6' in the given sentence.
[EX A]: two hot dogs surrounded with bacon and eseehc

[EX Q]: Sentence: 'three dark vases where two of them have flowers in them'. Reverse all words of length '7' in the given sentence.
[EX A]:
three dark vases where two of them have srewolf in them