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 fluttered his eyes and her tears dripped onto his cheeks .

SOLUTION: Inversion

PROBLEM: They 're going to send someone to check , and I 'm sure that 's a bad thing something to avoid .

SOLUTION: Original

PROBLEM: I couldn 't tell him , but his grip was too tight .

SOLUTION:
Inversion