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]: 父亲憎恨儿子酗酒。
(1)父亲给儿子买了一杯啤酒。(2)父亲把儿子赶出了家门。
[EX A]: 2

[EX Q]: 那个女孩咬了指甲。
(1)她很担心。(2)她很惊讶。
[EX A]: 1

[EX Q]: 我把石头磨光了。
(1)它变得很滑。(2)它变得有光泽。
[EX A]:
2