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:
All the braves would show up in force , and the field could have over a hundred players on it .

Ex Output:
Original


Ex Input:
" I know most authors hate doing signings , but I can promise you a success !

Ex Output:
Original


Ex Input:
Every so often , a black rooster would appear .

Ex Output:

Changed