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 Q]: It dribbled from his mouth and from a cut on his cheek .
[EX A]: Original

[EX Q]: The people of the villages , fearing the shadows that threaten their homes , begin to put their trust in hand-made trinkets .
[EX A]: Original

[EX Q]: Experts estimated an electromagnetic anomaly in the atmosphere as the reason for this .
[EX A]:
Changed