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 person is on the court and playing tennis'. Reverse all words of length '3' in the given sentence.

A: a person is on eht court dna playing tennis
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Q: Sentence: 'numerous individuals are appreciating life and having an incredible time'. Reverse all words of length '11' in the given sentence.

A: numerous slaudividni are appreciating life and having an incredible time
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Q: Sentence: 'an elephant standing behind a fence on a grassy field'. Reverse all words of length '1' in the given sentence.

A:
an elephant standing behind a fence on a grassy field
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