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: The front door to his suite had opened and she 'd assumed it must be the maid .

SOLUTION: Original

PROBLEM: She poked at the flames , and the fire flared bright again .

SOLUTION: Original

PROBLEM: I couldn 't give her this but she started to shake her head .

SOLUTION:
Inversion