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: it was just as a demonstration to show Choices:  1. It was to show how it worked. 2. It was just a presentation to show 3. It didn't show anything.

3