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: This entire operation must be completed within minutes fifteen.

Output: Inversion


Input: Consider Input: Gwen came her to side.

Output: Inversion


Input: Consider Input: Need you to start work Wednesday night ; you'll be done by Thursday about ten thirty.


Output: Original