In this task you are given a sentence. You must judge whether there exist two consecutive words within the sentence with flipped orders, that is, whether the sentence will make sense and be correct if the order of two consecutive words changes. Label the instances as "Inversion" or "Original" based on your judgment.

Input: Consider Input: She didn't look nervous so much as pissed off.

Output: Original


Input: Consider Input: Then paused he a moment and listened more carefully to the conversation.

Output: Inversion


Input: Consider Input: What kind of teenagers these are, anyway ?


Output: Inversion