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: 'a decorative umbrella and various other items on display'. Reverse all words of length '5' in the given sentence.
a decorative umbrella and various rehto smeti on display

Sentence: 'the man smiles while holding a small boy'. Reverse all words of length '5' in the given sentence.
the man smiles elihw holding a llams boy

Sentence: 'a man skateboards in a park for skateboarding'. Reverse all words of length '2' in the given sentence.

a man skateboards ni a park for skateboarding