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:
" Easy enough , " he assures me .

Ex Output:
Original


Ex Input:
They were hard to read compared with digital notebooks .

Ex Output:
Changed


Ex Input:
Frankly , she wasn 't entirely convinced how much he would advocate the lives lost .

Ex Output:

Changed