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: He laughed , but without any merriment in his pale blue eyes .

Output: Original


Input: Consider Input: Once more the cockroach climbed his stand .

Output: Changed


Input: Consider Input: She sagged against him as her strength started to ensue and Derek let her fall from his arms .


Output: Changed