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: Jeffrey had no idea what it was or why it was necessary.
Example Output: Original

Example Input: Ellis was still right behind her.
Example Output: Original

Example Input: In unison the girls took the shrimp from the skewers, popped them in their mouths and returned to their seats.
Example Output:
Original