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 heard footsteps approaching from the ship 's forward and his personal secretary entered the salon .
Example Output: Original

Example Input: A bit of understanding dawned , but it was enough .
Example Output: Original

Example Input: Mr. Mercer dropped his fork onto his plate of untouched lasagna , and Mrs. Mercer stared at the screen with a rapt , shocked expression .
Example Output:
Original