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


[Q]: Sentence: 'a close up of a cat on a bath room sink'. Reverse all words of length '1' in the given sentence.
[A]: a close up of a cat on a bath room sink


[Q]: Sentence: 'a woman walking across a street at a cross walk'. Reverse all words of length '6' in the given sentence.
[A]:
a woman walking ssorca a teerts at a cross walk