TASK DEFINITION: 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.
PROBLEM: You my enjoyed mistake.

SOLUTION: Inversion

PROBLEM: But Rachel and Lasher Gordon were terribly excited when they came up the ladder, especially Lasher.

SOLUTION: Inversion

PROBLEM: Still much higher than the large cone of sand, gradually rising higher into the room as it accumulates, Rift determines another portal is in order.

SOLUTION:
Original