Definition: In this task, you're given a statement, and three sentences as choices. Your job is to determine which sentence clearly disagrees with the statement. Indicate your answer as '1', '2', or '3' corresponding to the choice number of the selected sentence.
Input: Statement: Jon stepped into the open and fired both guns into two separate riders. Choices:  1. He struck each of them in the chest. 2. After walking out into the open, Jon aimed both his guns at the two riders and fired. 3. Jon did not have his weapons on him so he could not fire at the riders.

3