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: Health insurance cooperatives
 Argument: Co-ops lack scale to negotiate prices of drugs, services.
Example Output: against

Example Input: Topic: Obama, meeting with hostile foreign leaders without preconditions
 Argument: Talking to your enemies is not a concession.
Example Output: in favor

Example Input: Topic: Corporate free speech
 Argument: Unlimited spending lets candidates focus on message over fundraising.
Example Output:
in favor