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". 

[Q]: Topic: Ending US sanctions on Cuba
 Argument: Sanctions violate the principle of just war.
[A]: in favor


[Q]: Topic: Carbon emissions trading
 Argument: US cap-and-trade in sulfur dioxidew was succesful.
[A]: in favor


[Q]: Topic: Child beauty pageants
 Argument: Child beauty contests amount to child abuse.
[A]:
against