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:
He lets his right hoof hit the bag .

Ex Output:
Changed


Ex Input:
The same arms that held my body are now holsters for lethal weapons .

Ex Output:
Original


Ex Input:
Last week , we found an imp , one of the big kind , passing information to a caped figure through the border fence .

Ex Output:

Original