In this task you are given a premise and two alternatives in Chinese. You must choose the alternative that is more plausibly the 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.

Example Input: 那女人踩着火焰。
(1)火焰熄火了。(2)烟雾从火焰中冒出来。
Example Output: 1

Example Input: 我改变了谈话的话题。
(1)我用完了要谈的事情。(2)谈话变得紧张起来。
Example Output: 2

Example Input: 电脑屏幕上的光标移动了。
(1)用户单击了鼠标。(2)用户移动了鼠标。
Example Output:
2