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: Sunglasses leaned between us and knocked, then gestured for us to enter.

Output: Original


Input: Consider Input: She called out to him again, but he didn't turn around.

Output: Original


Input: Consider Input: Now it was his turn bark to out a harsh laugh that grated.


Output: Inversion