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:
" Good thing I 've got a trump card . "

Ex Output:
Original


Ex Input:
That wasn 't to say Rose wasn 't a sucker for interrogations .

Ex Output:
Changed


Ex Input:
" Quentin , only I control the key to the cipher . "

Ex Output:

Original