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".

Ex Input:
topic: Natural gas vehicles
argument: Natural gas utilities have a long record of safety

Ex Output:
in favor


Ex Input:
topic: US offshore oil drilling
argument: Greater conservation is more important than offshore oil drilling

Ex Output:
against


Ex Input:
topic: College football playoffs
argument: More teams win and finish season happy in BCS

Ex Output:

against