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 was on island his, scrabbling here and there, searching and seeking in vain.

Output: Inversion


Input: Consider Input: They didn't want return to to the hospital, they didn't think it was a good idea.

Output: Inversion


Input: Consider Input: I sat down on the bed next to her.


Output: Original