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: 'a dog is catching a frisbee at a competition'. Reverse all words of length '11' in the given sentence.
[A]: a dog is catching a frisbee at a noititepmoc


[Q]: Sentence: 'group of antelopes and deer standing outside in a savannah'. Reverse all words of length '9' in the given sentence.
[A]: group of sepoletna and deer standing outside in a savannah


[Q]: Sentence: 'some people dot the shore at a quiet beach'. Reverse all words of length '4' in the given sentence.
[A]:
emos people dot the shore at a quiet beach