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: High-speed rail
argument: High-speed rail frees up existing rail for other purposes.

SOLUTION: in favor

PROBLEM: topic: Tibet independence
argument: The United Nations does charter discourages disruptions of national unity such as a move to Tibetan Independence.

SOLUTION: against

PROBLEM: topic: Carbon capture and storage
argument: Climate change is best solved by energy efficiency, not CCS

SOLUTION:
against