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:
Donald cautioned them against the tendon , mentioning " the meat may be , well , let 's just say , a little suspect . "

Ex Output:
Changed


Ex Input:
The worms were snake-like things that spat venomous poison and had huge mandibles surrounding multiple rows of razor-sharp teeth .

Ex Output:
Original


Ex Input:
There 's a couple of motels there but he doesn 't think we 'd be there long , two to three days at the most .

Ex Output:

Original