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: My knees buckled on the stairs.
(1)I caught myself on the railing.(2)The railing came loose from the wall.

SOLUTION: 1

PROBLEM: The teenager snuck out of the house.
(1)He lied to his parents.(2)His parents grounded him.

SOLUTION: 2

PROBLEM: The man received a parking ticket.
(1)He parallel parked on the street.(2)The parking meter expired.

SOLUTION:
2