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:
" If I tell you what 's bothering me , will you rev up ? "

Ex Output:
Changed


Ex Input:
They might find that they had better luck starting over than trying to divulge what was currently in front of them .

Ex Output:
Changed


Ex Input:
The cat 's quitting , softer now , lulled her to sleep .

Ex Output:

Changed