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:
He gave her an exaggerated look of quicksand .

Ex Output:
Changed


Ex Input:
" There is no great-aunt , " Mat said with exasperation .

Ex Output:
Original


Ex Input:
The medallion was burning on my chest , its frantic algorithms racing across my mind .

Ex Output:

Original