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: " Yes sir , " one of the soldiers replied , nearly a dozen in total -- each seated in front of a workstation .
Example Output: Original

Example Input: She might be in the back of the church , but we all sat up front in the limelight since we were the preacher 's family .
Example Output: Original

Example Input: " Yes , " said the Angel , " We will start our recreation of holy places with the Sacred Earth itself .
Example Output:
Changed