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.

Ex Input:
With a promise that he'd let her know that weekend when he came over, he rang off.

Ex Output:
Original


Ex Input:
I opened the wallet, and regretted immediately it.

Ex Output:
Inversion


Ex Input:
The lines on his face seemed so deep.

Ex Output:

Original