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 is riding a skateboard at a skateboard park'. Reverse all words of length '1' in the given sentence.
[A]: a man is riding a skateboard at a skateboard park


[Q]: Sentence: 'a white plate with a sandwich and chips between a cat and a bird'. Reverse all words of length '4' in the given sentence.
[A]: a white plate htiw a sandwich and chips between a cat and a drib


[Q]: Sentence: 'a person is bending over holding a tennis racket'. Reverse all words of length '7' in the given sentence.
[A]:
a person is gnidneb over gnidloh a tennis racket