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: Kate who ; was Kate ?

Output: Inversion


Input: Consider Input: They were members of the Peacekeepers no doubt.

Output: Original


Input: Consider Input: I couldn't run away with the knowledge that I could have prevented potential a catastrophe.


Output: Inversion