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: He poured out his to heart God, and after a few minutes the need left him, for a while anyway.
Example output: Inversion
Example explanation: "heart" and "to" have been inverted.
Q: Rachel insisted, giving him a playful slap on arm his.
A:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Inversion