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:
Though my hands were trembling , I lifted my gaze and met his without flinching .

Ex Output:
Original


Ex Input:
From a crack of light around a far door he heard shouts , stamping feet and bags or faces getting pummelled .

Ex Output:
Original


Ex Input:
Speaking of , I scoped this hot new rock star erotica .

Ex Output:

Changed