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.

Example Input: " Almost everything is paid for with vouchers or coupons that you buy from a guard . "
Example Output: Original

Example Input: " What exactly is a human golem ? "
Example Output: Original

Example Input: " Tomorrow is the day my daughter will walk down the aisle , saying goodbye to her adolescence and starting her new life .
Example Output:
Original