Task: Program Execution
Input (English): Sentence: 'a two story bus with oriental writings on the side is parked on a street near many pedestrians as well as a fenced area and foliage'. Reverse all words of length '4' in the given sentence.
Output (English): a two story bus htiw oriental writings on the edis is parked on a street raen ynam pedestrians as llew as a fenced aera and foliage