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: Plans were announced to replace a local park with a shopping mall.
(1)Environmentalists started a petition.(2)Environmentalists produced a documentary.
Example Output: 1

Example Input: The child learned how to read.
(1)He began attending school.(2)He skipped a grade in school.
Example Output: 1

Example Input: The man fell unconscious.
(1)The assailant struck the man in the head.(2)The assailant took the man's wallet.
Example Output:
1