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.

Input: Consider Input: Angelica focused on her fingers , playing with a loose thread on the coverlet .

Output: Original


Input: Consider Input: The spire of white and crystal crumbled to the ground , casting clouds of choking dust in every direction .

Output: Original


Input: Consider Input: If he offered his own sword it was only to block a thrust or forfeit a stroke .


Output: Changed