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.

Q: 木地板被划伤。
(1)男孩把垫子从沙发上扔了出去。(2)男孩把椅子拖过地板。

A: 2
****
Q: 我的耳朵在响。
(1)我去了一个博物馆。(2)我去了一场音乐会。

A: 2
****
Q: 那人失去了在凳子上的平衡。
(1)凳子在他下面摇晃。(2)他把油漆洒在凳子上。

A:
1
****