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: Lief waited just by the of edge the cliff, pacing back and forth.

SOLUTION: Inversion

PROBLEM: She should not be tortured with accusations comparing her with a madman.

SOLUTION: Original

PROBLEM: I knew all about that, but I had forgotten what Vincent told me about her history.

SOLUTION:
Original