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.
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Question: Sentence: 'a tennis player is swinging at a tennis ball'. Reverse all words of length '2' in the given sentence.

Answer: a tennis player si swinging ta a tennis ball


Question: Sentence: 'the cox is standing behind the fence alone'. Reverse all words of length '2' in the given sentence.

Answer: the cox si standing behind the fence alone


Question: Sentence: 'a pizza an empty plate and two glasses on a table'. Reverse all words of length '7' in the given sentence.

Answer:
a pizza an empty plate and two sessalg on a table