TASK DEFINITION: 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.
PROBLEM: The terrorist set off the bomb.
(1)The bomb exploded.(2)The bomb was deactivated.

SOLUTION: 1

PROBLEM: The boy filled the bucket with sand.
(1)He was collecting seashells in the sand.(2)He was building a sand castle.

SOLUTION: 2

PROBLEM: I lost track of time.
(1)I was daydreaming.(2)I was nauseous.

SOLUTION:
1