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: Some of them were suffocated to death and their bodies were swollen .

SOLUTION: Inversion

PROBLEM: I was ordinary and that was extraordinary .

SOLUTION: Original

PROBLEM: He opened the now empty hatch , slid in , and it closed above him , sealing him in .

SOLUTION:
Original