Given a premise and two alternatives, choose the alternative that is a more plausible 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.

Example Input: The animal species became endangered.
(1)Their habitat was destroyed.(2)Their predators went extinct.
Example Output: 1

Example Input: My stomach growled.
(1)I forgot to eat breakfast.(2)I was full from breakfast.
Example Output: 1

Example Input: The bolt tightened.
(1)I replaced the bolt.(2)I twisted the wrench.
Example Output:
2