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 woman taking her surf board into the ocean'. Reverse all words of length '3' in the given sentence.

A: a woman taking reh surf board into eht ocean
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Q: Sentence: 'a birthday cake cut in different pieces sitting on a tray at a table'. Reverse all words of length '1' in the given sentence.

A: a birthday cake cut in different pieces sitting on a tray at a table
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Q: Sentence: 'a donut covered in chocolate sitting on top of a paper bag'. Reverse all words of length '9' in the given sentence.

A:
a donut covered in etalocohc sitting on top of a paper bag
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