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: She 'd spent her childhood sleeping in nooks , lairs , or alleys .
Example Output: Original

Example Input: She swiped her card , pushed through the metal turnstile , and stepped out onto the platform .
Example Output: Original

Example Input: " When they broke the news about the reforms , I didn 't have the credits to provision the ship , " Surge explains .
Example Output:
Original