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:
Eventually Johnny would have to pay the piper ; that is pay for the sins of the father .

Ex Output:
Original


Ex Input:
As the requirements would start to write their subject title , we could imagine ourselves dizzy with five sleeping pills .

Ex Output:
Changed


Ex Input:
And he stepped forward again and kissed her bottom lip before capturing it with his teeth and dabbing the swollen pout she wore .

Ex Output:

Changed