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:
I lifted my shirt , revealing two deep gouges in my chest with blood gushing out .

Ex Output:
Changed


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

Ex Output:
Original


Ex Input:
A dark mass filled the doorway , roughly the same size as Dean 's nomination .

Ex Output:

Changed