Given the task definition and input, reply with output. Given a premise and two alternatives, choose the alternative that is a more plausible cause or effect of the situation described by the premise. The input format is "premise
(1)alternative_1(2)alternative_2", the output should either be "1" or "2" based on your judgment.

The air conditioner in the house broke.
(1)I brought out blankets.(2)I opened the windows.

2