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". 

[EX Q]: Topic: Education vouchers
 Argument: Public schools are being improved without vouchers.
[EX A]: against

[EX Q]: Topic: AIG bonuses
 Argument: Government should have regulated bonuses, not tax them.
[EX A]: against

[EX Q]: Topic: New START Treaty
 Argument: New START Treaty gives more to Russia than US.
[EX A]:
against