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:
" But I didn 't bring the taverns . "

Ex Output:
Changed


Ex Input:
She 'd have a natural flair for artistic expression , creating impressive pieces that 'd reflect her heart in the world .

Ex Output:
Changed


Ex Input:
I would seriously be lost in this place if he didn 't continuously rescue me from coffee related mishaps .

Ex Output:

Original