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 vintage photo of a man riding an old motorcycle'. Reverse all words of length '7' in the given sentence.
[A]: a egatniv photo of a man riding an old motorcycle


[Q]: Sentence: 'a partial close up of a computer keyboard and some electronics'. Reverse all words of length '11' in the given sentence.
[A]: a partial close up of a computer keyboard and some scinortcele


[Q]: Sentence: 'a silver bus driving down a street with tall buildings'. Reverse all words of length '3' in the given sentence.
[A]:
a silver sub driving down a street with tall buildings