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: He slowly turned his head to her , and she instinctively took a step back from him .

SOLUTION: Original

PROBLEM: He was stopped from doing that , but Alonso was about to argue with Lea .

SOLUTION: Inversion

PROBLEM: The group took their first steps out on New Castle Island and the sea taxi finally pulled up to the dock attached to the island .

SOLUTION:
Inversion