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: 'an elephant is standing in the road by the truck'. Reverse all words of length '5' in the given sentence.
an elephant is standing in the road by the kcurt

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

Sentence: 'two motorcycles sidebyside parked in a grassy area'. Reverse all words of length '3' in the given sentence.

owt motorcycles sidebyside parked in a grassy area