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: His lips were still moist , conveying a message of seduction even when they were silent .

Output: Original


Input: Consider Input: Or were you too deafened by the screams of the innocents you slaughtered to hear the news ? "

Output: Original


Input: Consider Input: That hadn 't really panned out , but by the time she 'd been seventeen and thinking about concepts , she 'd been pretty settled on engineering .


Output: Changed