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 man leans down to take a bite from his sandwich'. Reverse all words of length '5' in the given sentence.
[A]: a man snael down to take a bite from his sandwich


[Q]: Sentence: 'teenagers riding skateboards in a concrete skate park'. Reverse all words of length '1' in the given sentence.
[A]: teenagers riding skateboards in a concrete skate park


[Q]: Sentence: 'a green great western trains waits beside a building with an awning'. Reverse all words of length '2' in the given sentence.
[A]:
a green great western trains waits beside a building with na awning