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: There were several dark shapes, all standing, all swaying, people swaying and humming.

SOLUTION: Original

PROBLEM: He turned, drinks hand in.

SOLUTION: Inversion

PROBLEM: He't didn even know where to begin.

SOLUTION:
Inversion