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:
I selected some weights .

Ex Output:
Changed


Ex Input:
Shift schedules , fund allocations , project juggling , out and out looting of other projects ... he 'd never pulled so many stunts in his life .

Ex Output:
Original


Ex Input:
In the background , the antique clock on the Bug announced the procession of dying seconds and minutes .

Ex Output:

Changed