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: He laughs, but then grows serious again.

Output: Original


Input: Consider Input: She'd probably make a killing every night she worked.

Output: Original


Input: Consider Input: Samuel looked down at hands his as they shook.


Output: Inversion