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: It's still early and the corridors in this more populated section are relatively deserted.

Output: Original


Input: Consider Input: He was stalling though, until waiting he could look me in the eye and break it to me.

Output: Inversion


Input: Consider Input: A small dent appeared the in shiny metal surface.


Output: Inversion