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: i'm not sure um what exactly is wrong with her um up until nineteen eighty two uh actually i'm sorry not until yeah i guess it was around eighty two eighty three i found out i had a grandmother Choices:  1. I know a lot about what is wrong with her.  2. Before the 1980s, I didn't know I had a grandmother.  3. I only found out that I had a grandmother because I asked enough family members. 

1