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: - No, they just stuck to the plan.

Output: Original


Input: Consider Input: His brisk stride carried him past her and straight into den the.

Output: Inversion


Input: Consider Input: The crossing had been brief and he thought wouldn Haworth't hesitate to follow once he realized how easily his opponents had done it.


Output: Inversion