instruction:
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". 
question:
Topic: 700 mile US Mexico border fence
 Argument: Building a border fence is not racism.
answer:
in favor


question:
Topic: Prisoners right to vote
 Argument: Prisoner voting undermines punishment and so rehabilitation.
answer:
against


question:
Topic: Affirmative action
 Argument: Affirm action mismatches bad students with difficult classes.
answer:

against