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.

Example input: He knew it , and he deserved no answer .
Example output: Inversion
Example explanation: "He knew it" and "he deserved no answer" have been inverted.
Q: Her eyes shift behind me and something hard enters her expression before she turns to face the front of the class .
A:
Original