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". 

Example Input: Topic: Affirmative action
 Argument: Affirm action fills key jobs with less productive individuals.
Example Output: against

Example Input: Topic: Reforestation as a solution to global warming
 Argument: Reforestation can result in release of greenhouse gas Methane.
Example Output: against

Example Input: Topic: Polygamy
 Argument: Polygamy leaves some men with no women to marry; socially destabilizing.
Example Output:
against