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:
The singsong voice froze Holly in her tracks .

Ex Output:
Changed


Ex Input:
Charlotte came just like that , convulsing around him , his chest to her back , his Sylvia Day - Bad Boys Ahoy !

Ex Output:
Original


Ex Input:
And so leagues were consumed by these beasts , embedded in their hide in states of eternal agony .

Ex Output:

Changed