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.

那女孩把一根树枝扔进篝火里。
(1)树枝烧焦了。(2)火熄火了。
1