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: 孩子们被送到孤儿院。
(1)他们的父母死了。(2)他们的父母宠坏了他们。

SOLUTION: 1

PROBLEM: 这只马蹶蹄子了。
(1)一只苍蝇咬了这只马。(2)骑手抚摸着这只马。

SOLUTION: 1

PROBLEM: 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。

SOLUTION:
1