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".

Input: Consider Input: topic: Kyoto Protocol
argument: Opponents of Kyoto are pandering to the energy industry

Output: in favor


Input: Consider Input: topic: Wave power
argument: Oceans corrode wave power systems, which is costly

Output: against


Input: Consider Input: topic: Hydrogen vehicles
argument: Electric car battery technology and costs are improving rapidly


Output: against


