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: Muhammad cartoons controversy
 Argument: The Jylands-Posten cartoons created an international impression of Denmark as Xenophobic.
Example Output: against

Example Input: Topic: Natural gas vehicles
 Argument: Natural gas is less flammable and explosive than other fuels.
Example Output: in favor

Example Input: Topic: Medical marijuana dispensaries
 Argument: Marijuana is a safer alternative to many medications.
Example Output:
in favor