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 'm not worried about my legs , " he said , " but I don 't want to be paralysed all my life . "

Ex Output:
Original


Ex Input:
He shut the car door and swiftly strode around the woodpile to take the driver 's seat .

Ex Output:
Changed


Ex Input:
I brought my guys to make sure the victors weren 't misbehaving . "

Ex Output:

Changed