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 doors opened , and we stepped off .

SOLUTION: Original

PROBLEM: He fluttered his eyes and her tears dripped onto his cheeks .

SOLUTION: Inversion

PROBLEM: I felt tears running out of my eyes , and we laughed for a good couple of minutes .

SOLUTION:
Inversion