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: William, who had been awestruck, finally understood what was happening, and began pelting the glass with bullets.

Output: Original


Input: Consider Input: You my enjoyed mistake.

Output: Inversion


Input: Consider Input: The old held man up his hand.


Output: Inversion