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: Assault weapons ban in the United States
 Argument: Semi-automatic weapons do not serve a sporting purpose.
Example Output: in favor

Example Input: Topic: Constitutionality of US health insurance mandates
 Argument: Mandates create cartel of govt-supported insurance companies.
Example Output: against

Example Input: Topic: Direct democracy
 Argument: Direct democracy is relatively cheap.
Example Output:
in favor