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.

Input: Consider Input: He returned every lick , every nip .

Output: Original


Input: Consider Input: They were deep brown with hazel thicket and they were staring straight into his .

Output: Changed


Input: Consider Input: My shoes peeped through puddle after puddle .


Output: Changed