TASK DEFINITION: In this task you are given a sentence with one coordinating conjunction (for, and, nor, but, or, yet, and so). You must judge whether the order of two coordinated clausal conjoints have been inverted or not. Inversion would result in the sentence sounding unnatural. Label the instances as "Original" or "Inversion" based on your judgment.
PROBLEM: She had not been alarmed , and he had walked past the doorway of the room in which Mrs. Armstrong was working .

SOLUTION: Inversion

PROBLEM: She took a step closer to the hedge , close enough so the others couldn 't hear her but the words would hit him where it hurt .

SOLUTION: Original

PROBLEM: There was nothing frisky going on anymore , but he was still on top of me .

SOLUTION:
Inversion