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]: 员工的轮班结束。
(1)他回家过一天。(2)他威胁要辞职。
[EX A]: 1

[EX Q]: 塑料容器融化了。
(1)我把容器浸泡在温水中。(2)我把容器放在热炉子上。
[EX A]: 2

[EX Q]: 孩子放开气球串。
(1)气球放气了。(2)气球升到空中。
[EX A]:
2