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: Abortion
 Argument: Abortion may have a positive or neutral impact on the emotions of the women.
Example Output: neutral

Example Input: Topic: Open primaries
 Argument: Primaries too important in democracy to be internal to parties.
Example Output: in favor

Example Input: Topic: European missile defense
 Argument: The majority of poles oppose missile defense on their territory.
Example Output:
against