In this task, you are given a sentence. You must judge whether a single noun or verb has been replaced with another word with the same part of speech. The inversion would result in the sentence sounding unnatural, So unnatural sentences will be considered changed. Label the instances as "Original" or "Changed" based on your judgment.

Ex Input:
About the shootings . "

Ex Output:
Original


Ex Input:
Who set up the bombing ?

Ex Output:
Original


Ex Input:
And oh , the smell of sunshine he emitted , a smell her body had begun to associate with pleasure .

Ex Output:

Original