Given the Target and Argument texts detect the stance that the argument has towards the topic. There are three types of stances "in favor", "against", and "neutral".
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Question: Topic: Bombing Hiroshima and Nagasaki
Argument: Bombing Japan was the lesser evil among the alternatives.

Answer: in favor

Question: Topic: Constitutionality of US health insurance mandates
Argument: Enforcing mandates may intrude on Constitutional rights.

Answer: against

Question: Topic: Hybrid vehicles
Argument: Hybrids are more complicated, which has has costs.

Answer:
against