TASK DEFINITION: You will be given a topic and an argument. Decide the argument's stance towards that topic. The argument's stance is in favor or against the topic. If the argument supports that topic, answer with "in favor"; otherwise, if the argument opposes the topic, answer with "against".
PROBLEM: topic: Seattle deep-bore tunnel
argument: Development after removing viaduct will pay for tunnel.

SOLUTION: in favor

PROBLEM: topic: Libertarianism
argument: Libertarians oppose all restrictions on freedom of speech

SOLUTION: in favor

PROBLEM: topic: Single-payer universal health care
argument: US health care costs more because Americans pay to avoid waiting.

SOLUTION:
against