TASK DEFINITION: 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.
PROBLEM: 这个女孩精疲力竭。
(1)她玩了跳棋。(2)她跳了绳。

SOLUTION: 2

PROBLEM: 学生们离开了教室。
(1)铃响了。(2)老师布置了作业。

SOLUTION: 1

PROBLEM: 我的手紧缩起来。
(1)我手写了论文。(2)我和妻子牵了手。

SOLUTION:
1