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 large flock of birds fly through the sky'. Reverse all words of length '3' in the given sentence.

A: a large flock of birds ylf through eht yks
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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
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Q: Sentence: 'a bed made up with a pink and gray comforter with pillows'. Reverse all words of length '2' in the given sentence.

A:
a bed made pu with a pink and gray comforter with pillows
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