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: It 's going to be us , and they 've targeted their next city .

SOLUTION: Inversion

PROBLEM: You can 't really drive off that many birds , but I tried to beat them off with my hands .

SOLUTION: Inversion

PROBLEM: It wasn 't the kind of question that asked for a positive response , but he asked .

SOLUTION:
Inversion