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.

[EX Q]: Sentence: 'a grey clock tower with trees and wall below'. Reverse all words of length '5' in the given sentence.
[EX A]: a grey kcolc rewot with seert and wall woleb

[EX Q]: Sentence: 'a herd of zebra standing in a forest'. Reverse all words of length '1' in the given sentence.
[EX A]: a herd of zebra standing in a forest

[EX Q]: Sentence: 'a man in mid air performing a skateboarding trick'. Reverse all words of length '1' in the given sentence.
[EX A]:
a man in mid air performing a skateboarding trick