instruction:
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.
question:
He conceded a step and his mouth fell open .
answer:
Inversion


question:
He wasted no time in plundering my mouth with his and Jackson supported me with his hands splayed against my back .
answer:
Inversion


question:
I knew logically what it meant , but now I saw it in action .
answer:

Original