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: We are witnessing a great but very silent revolution in our society.

Output: Original


Input: Consider Input: Chapter Nine met Bennett me in the parking lot at eight sharp Saturday morning.

Output: Inversion


Input: Consider Input: The chances avoiding of a war were looking slim.


Output: Inversion