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: Single-payer universal health care
 Argument: Universal health care systems incentivize improving patient health.

Answer: in favor


Question: Topic: Three Gorges Dam
 Argument: The TGD is a hydroelectric, renewable-energy project.

Answer: neutral


Question: Topic: Open primaries
 Argument: If people want choice in a party, they should join it.

Answer:
in favor