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: Witnesses say it suddenly changed direction, and it put David right in its path.

Output: Original


Input: Consider Input: Chapter 22 The Beginning of the End All thought and emotion vanished momentarily Echo as watched the first of the creatures emerge from the cavern.

Output: Inversion


Input: Consider Input: I could manage not... manage to please you tonight.


Output: Inversion