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.

Example Input: I gave him nod a, waited for him to look over my ensemble.
Example Output: Inversion

Example Input: Tracey set to work.
Example Output: Original

Example Input: It wasn't that late, but it had been a trying night.
Example Output:
Original