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: The neighborhood park bordered a steep and densely forested ravine and so there was no shortage of inconspicuous places for David to unwind.

SOLUTION: Original

PROBLEM: But everything going's to be okay.

SOLUTION: Inversion

PROBLEM: Someone was missing from our group.

SOLUTION:
Original