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:
She taste like chocolate and smells like firecrackers as my tongue explores every inch of her mouth .

Ex Output:
Changed


Ex Input:
I struggled to make sense of how he 'd changed the words and the hint of desperation he 'd injected in them .

Ex Output:

Original