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.

[EX Q]: 舞台上的帷幕拉开了。
(1)演出的第一幕开始了。(2)剧中的演员退出了舞台。
[EX A]: 1

[EX Q]: 人质服从了绑架者。
(1)绑架者威胁要伤害人质。(2)绑架者自己离开了人质。
[EX A]: 1

[EX Q]: 举重运动员发出哼声。
(1)他在镜子里展示他的肌肉。(2)他把杠铃杆举过头顶。
[EX A]:
2