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:
Charles was worried because when you were summoned by the Council , the algorithm gave you only a location and a half-hour window of time .

Ex Output:
Original


Ex Input:
No , if you 're gon na go down there to Al 's fishin ' spot you 're gon na have to discount it .

Ex Output:
Changed


Ex Input:
Karn was now bleeding from numerous cuts and scrapes , he was covered in blood and sweat .

Ex Output:

Original