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: Then he realized that the person must be speaking to him , and he turned to see who it was .

SOLUTION: Original

PROBLEM: I wonder how long he 'll feel the need to do that , and I know that he holds back for me .

SOLUTION: Inversion

PROBLEM: The man behind my back speaks for the first time , and I whip around to face him .

SOLUTION:
Original