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.

Sentence: 'skateboarder performing a grind on the side of the wall'. Reverse all words of length '4' in the given sentence.
skateboarder performing a grind on the edis of the llaw

Sentence: 'a griaffe eating from a tall basket at a zoo'. Reverse all words of length '2' in the given sentence.
a griaffe eating from a tall basket ta a zoo

Sentence: 'three traffic signs arranged on a sign post'. Reverse all words of length '8' in the given sentence.

three traffic signs degnarra on a sign post