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". 

Topic: Random sobriety tests for drivers
 Argument: Random breath testing doesn't necessarily lower drunk driving.
against

Topic: Castration of sex offenders
 Argument: Castration is about helping, not hating/hurting offender.
in favor

Topic: Obama, meeting with hostile foreign leaders without preconditions
 Argument: Obama's position on meeting hostile leaders is naive; poor judgement.

against

