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 clean lavatory in breastplate . "

Ex Output:
Changed


Ex Input:
I 'd used it to illuminate all manner of moans and screams when ... Noah .

Ex Output:
Changed


Ex Input:
Orchid is calm , objective , in a crisis , and she knows how to assist you with medical procedures . "

Ex Output:

Original