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:
The windows were rolled up and she thought she was going to wane .

Ex Output:
Changed


Ex Input:
She hurried through a shower , then pulled on a pair of soft , purple slacks with a matching jumper .

Ex Output:
Changed


Ex Input:
Their hosts appeared unconcerned with this action of his .

Ex Output:

Original