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: What are we going to do ?

Output: Original


Input: Consider Input: It's just a dream.

Output: Original


Input: Consider Input: Abigail couldn't help smile but.


Output: Inversion